diff --git a/bindings/pom.xml b/bindings/pom.xml
index 474d1eaf75..dfdf13c3c4 100644
--- a/bindings/pom.xml
+++ b/bindings/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-bindings</artifactId>
     <packaging>pom</packaging>
diff --git a/bindings/register/pom.xml b/bindings/register/pom.xml
index e81a58ddb7..c184ad7892 100644
--- a/bindings/register/pom.xml
+++ b/bindings/register/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-bindings</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-binding-register</artifactId>
diff --git a/coding/kvp/pom.xml b/coding/kvp/pom.xml
index 38e61e2fc8..5abea4eee0 100644
--- a/coding/kvp/pom.xml
+++ b/coding/kvp/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-coding</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-coding-kvp</artifactId>
diff --git a/coding/netcdf/api/pom.xml b/coding/netcdf/api/pom.xml
index cb480c7862..3a3f9640f5 100644
--- a/coding/netcdf/api/pom.xml
+++ b/coding/netcdf/api/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-netcdf</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-api-netcdf</artifactId>
diff --git a/coding/netcdf/coding/pom.xml b/coding/netcdf/coding/pom.xml
index bf3be18484..3beee53cb9 100644
--- a/coding/netcdf/coding/pom.xml
+++ b/coding/netcdf/coding/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-netcdf</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-coding-netcdf</artifactId>
diff --git a/coding/netcdf/oceansites/pom.xml b/coding/netcdf/oceansites/pom.xml
index cc80ed74ea..4a665d1bb1 100644
--- a/coding/netcdf/oceansites/pom.xml
+++ b/coding/netcdf/oceansites/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-netcdf</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-coding-oceansites</artifactId>
diff --git a/coding/netcdf/pom.xml b/coding/netcdf/pom.xml
index 9e9a228b13..250567aa7c 100644
--- a/coding/netcdf/pom.xml
+++ b/coding/netcdf/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-coding</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-netcdf</artifactId>
diff --git a/coding/pom.xml b/coding/pom.xml
index f909543bcc..9cd8fc9d1e 100644
--- a/coding/pom.xml
+++ b/coding/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-coding</artifactId>
     <packaging>pom</packaging>
diff --git a/coding/profile/pom.xml b/coding/profile/pom.xml
index a118f72c9b..d629ae2883 100644
--- a/coding/profile/pom.xml
+++ b/coding/profile/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-coding</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-profile-coding</artifactId>
diff --git a/converter/eprtr/pom.xml b/converter/eprtr/pom.xml
index f1c0a05f21..51a2ef3b82 100644
--- a/converter/eprtr/pom.xml
+++ b/converter/eprtr/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-converter</artifactId>
-          <version>5.2.3-SNAPSHOT</version>
+          <version>5.2.3</version>
     </parent>
     <artifactId>sos-eprtr</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/identifier-modifier/abstract-identifier/pom.xml b/converter/identifier-modifier/abstract-identifier/pom.xml
index 89ff54df03..fadfbc6077 100644
--- a/converter/identifier-modifier/abstract-identifier/pom.xml
+++ b/converter/identifier-modifier/abstract-identifier/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-identifier-modifier</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-abstract-identifier</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/identifier-modifier/ereporting-identifier/pom.xml b/converter/identifier-modifier/ereporting-identifier/pom.xml
index e034acc335..9b75d17ec7 100644
--- a/converter/identifier-modifier/ereporting-identifier/pom.xml
+++ b/converter/identifier-modifier/ereporting-identifier/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-identifier-modifier</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-ereporting-identifier</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/identifier-modifier/flexible-identifier/pom.xml b/converter/identifier-modifier/flexible-identifier/pom.xml
index 7c26308426..87061a1ad1 100644
--- a/converter/identifier-modifier/flexible-identifier/pom.xml
+++ b/converter/identifier-modifier/flexible-identifier/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-identifier-modifier</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-flexible-identifier</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/identifier-modifier/pom.xml b/converter/identifier-modifier/pom.xml
index d747cc0ff4..5df4084363 100644
--- a/converter/identifier-modifier/pom.xml
+++ b/converter/identifier-modifier/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-converter</artifactId>
-         <version>5.2.3-SNAPSHOT</version>
+         <version>5.2.3</version>
     </parent>
     <artifactId>sos-identifier-modifier</artifactId>
     <packaging>pom</packaging>
diff --git a/converter/identifier-modifier/prefixed-identifier/pom.xml b/converter/identifier-modifier/prefixed-identifier/pom.xml
index 72c6bfa914..80eb8d2fa8 100644
--- a/converter/identifier-modifier/prefixed-identifier/pom.xml
+++ b/converter/identifier-modifier/prefixed-identifier/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-identifier-modifier</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-prefixed-identifier</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/observation/pom.xml b/converter/observation/pom.xml
index 34336fe0d2..53108e5050 100644
--- a/converter/observation/pom.xml
+++ b/converter/observation/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-converter</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-observation-converter</artifactId>
     <name>52°North SOS - Observation Converter</name>
diff --git a/converter/pom.xml b/converter/pom.xml
index 83445f3fd9..9ef22f503b 100644
--- a/converter/pom.xml
+++ b/converter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-converter</artifactId>
     <packaging>pom</packaging>
diff --git a/converter/procedure-description/pom.xml b/converter/procedure-description/pom.xml
index 983dcd2a67..4ffef70541 100644
--- a/converter/procedure-description/pom.xml
+++ b/converter/procedure-description/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-converter</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-procedure-description-converter</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/split-and-merge/pom.xml b/converter/split-and-merge/pom.xml
index 97e8e4e406..f5c5ab55a1 100644
--- a/converter/split-and-merge/pom.xml
+++ b/converter/split-and-merge/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-converter</artifactId>
-          <version>5.2.3-SNAPSHOT</version>
+          <version>5.2.3</version>
     </parent>
     <artifactId>sos-split-and-merge</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/transformation/coordinate/pom.xml b/converter/transformation/coordinate/pom.xml
index 3619a96ae8..38c90df1a5 100644
--- a/converter/transformation/coordinate/pom.xml
+++ b/converter/transformation/coordinate/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-transformation</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-request-response-coordinate-transformer</artifactId>
     <packaging>jar</packaging>
diff --git a/converter/transformation/pom.xml b/converter/transformation/pom.xml
index e10b1a5273..aaa9f725ff 100644
--- a/converter/transformation/pom.xml
+++ b/converter/transformation/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-converter</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-transformation</artifactId>
     <packaging>pom</packaging>
diff --git a/core/api/pom.xml b/core/api/pom.xml
index f2b46fb227..f01e658960 100644
--- a/core/api/pom.xml
+++ b/core/api/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-core</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-api</artifactId>
diff --git a/core/cache/pom.xml b/core/cache/pom.xml
index 878919f6da..a811e88aeb 100644
--- a/core/cache/pom.xml
+++ b/core/cache/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-core</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
      <artifactId>sos-cache</artifactId>
     <name>52°North SOS - Cache</name>
diff --git a/core/pom.xml b/core/pom.xml
index ec6bd78654..bc2c6e77c5 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-core</artifactId>
     <packaging>pom</packaging>
diff --git a/core/test/pom.xml b/core/test/pom.xml
index c003b3e7aa..35ade525f9 100644
--- a/core/test/pom.xml
+++ b/core/test/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-core</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-test</artifactId>
     <name>52°North SOS - Test Module</name>
diff --git a/extensions/inspire/code/pom.xml b/extensions/inspire/code/pom.xml
index 84383d858b..30c80e6d6c 100644
--- a/extensions/inspire/code/pom.xml
+++ b/extensions/inspire/code/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-inspire</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-inspire-code</artifactId>
diff --git a/extensions/inspire/pom.xml b/extensions/inspire/pom.xml
index a94ffe598e..dde1de012c 100644
--- a/extensions/inspire/pom.xml
+++ b/extensions/inspire/pom.xml
@@ -3,11 +3,11 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-extensions</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-inspire</artifactId>
-     <version>5.2.3-SNAPSHOT</version>
+     <version>5.2.3</version>
     <packaging>pom</packaging>
     <name>52°North SOS - SOS 2.0 Inspire extension</name>
     <description>52°North Sensor Observation Service Inspire extension module</description>
diff --git a/extensions/pom.xml b/extensions/pom.xml
index 5432655fe6..eba817ad69 100644
--- a/extensions/pom.xml
+++ b/extensions/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-extensions</artifactId>
     <packaging>pom</packaging>
diff --git a/handler/pom.xml b/handler/pom.xml
index bdffcf75cb..e8820ea36d 100644
--- a/handler/pom.xml
+++ b/handler/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
      <artifactId>sos-handler</artifactId>
     <packaging>jar</packaging>
diff --git a/hibernate/c3p0/pom.xml b/hibernate/c3p0/pom.xml
index bb7d40ac18..a41ea030a9 100644
--- a/hibernate/c3p0/pom.xml
+++ b/hibernate/c3p0/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-geodb-c3p0</artifactId>
diff --git a/hibernate/common/pom.xml b/hibernate/common/pom.xml
index 815fdb2b76..92314b66f5 100644
--- a/hibernate/common/pom.xml
+++ b/hibernate/common/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-common</artifactId>
diff --git a/hibernate/datasource/common/pom.xml b/hibernate/datasource/common/pom.xml
index 302da47adb..91630dc5f4 100644
--- a/hibernate/datasource/common/pom.xml
+++ b/hibernate/datasource/common/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate-datasource</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource-common</artifactId>
diff --git a/hibernate/datasource/h2/pom.xml b/hibernate/datasource/h2/pom.xml
index ad9335865d..801d5ee08a 100644
--- a/hibernate/datasource/h2/pom.xml
+++ b/hibernate/datasource/h2/pom.xml
@@ -3,7 +3,7 @@
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         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate-datasource</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource-h2</artifactId>
diff --git a/hibernate/datasource/mysql/pom.xml b/hibernate/datasource/mysql/pom.xml
index 2c04a62661..39fcc5a317 100644
--- a/hibernate/datasource/mysql/pom.xml
+++ b/hibernate/datasource/mysql/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate-datasource</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource-mysql</artifactId>
diff --git a/hibernate/datasource/oracle/pom.xml b/hibernate/datasource/oracle/pom.xml
index 19d284fe65..5a4eb3d728 100644
--- a/hibernate/datasource/oracle/pom.xml
+++ b/hibernate/datasource/oracle/pom.xml
@@ -3,7 +3,7 @@
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         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate-datasource</artifactId>
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+        <version>5.2.3</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource-oracle</artifactId>
diff --git a/hibernate/datasource/pom.xml b/hibernate/datasource/pom.xml
index bfbada7f3d..d93c92ed2b 100644
--- a/hibernate/datasource/pom.xml
+++ b/hibernate/datasource/pom.xml
@@ -3,7 +3,7 @@
     <parent>
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         <artifactId>sos-hibernate</artifactId>
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+        <version>5.2.3</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource</artifactId>
diff --git a/hibernate/datasource/postgres/pom.xml b/hibernate/datasource/postgres/pom.xml
index a059a039d4..d5e22ad0f1 100644
--- a/hibernate/datasource/postgres/pom.xml
+++ b/hibernate/datasource/postgres/pom.xml
@@ -3,7 +3,7 @@
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         <artifactId>sos-hibernate-datasource</artifactId>
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+        <version>5.2.3</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource-postgres</artifactId>
diff --git a/hibernate/datasource/sqlserver/pom.xml b/hibernate/datasource/sqlserver/pom.xml
index 295485fbfa..f0b0a0ea6a 100644
--- a/hibernate/datasource/sqlserver/pom.xml
+++ b/hibernate/datasource/sqlserver/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate-datasource</artifactId>
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+        <version>5.2.3</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-datasource-sqlserver</artifactId>
diff --git a/hibernate/feature/pom.xml b/hibernate/feature/pom.xml
index 973fb2d850..36965b36ff 100644
--- a/hibernate/feature/pom.xml
+++ b/hibernate/feature/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
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+        <version>5.2.3</version>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-feature</artifactId>
diff --git a/hibernate/h2/pom.xml b/hibernate/h2/pom.xml
index 0373906f2f..37d841d2bf 100644
--- a/hibernate/h2/pom.xml
+++ b/hibernate/h2/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-hibernate-h2</artifactId>
     <name>52°North SOS - Hibernate H2</name>
diff --git a/hibernate/handler/pom.xml b/hibernate/handler/pom.xml
index 34c58428ae..be51a9ec3d 100644
--- a/hibernate/handler/pom.xml
+++ b/hibernate/handler/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
       <artifactId>sos-hibernate-handler</artifactId>
diff --git a/hibernate/pom.xml b/hibernate/pom.xml
index b9f634d29a..2f365901e3 100644
--- a/hibernate/pom.xml
+++ b/hibernate/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-hibernate</artifactId>
     <packaging>pom</packaging>
diff --git a/hibernate/session-factory/pom.xml b/hibernate/session-factory/pom.xml
index 4889c8c5cf..4d8b7268e6 100644
--- a/hibernate/session-factory/pom.xml
+++ b/hibernate/session-factory/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-hibernate-session-factory</artifactId>
diff --git a/hibernate/utils/pom.xml b/hibernate/utils/pom.xml
index 6120bc51a3..2c47c9bb84 100644
--- a/hibernate/utils/pom.xml
+++ b/hibernate/utils/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-hibernate</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-hibernate-utils</artifactId>
     <name>52°North SOS - Hibernate Utils</name>
diff --git a/operations/aqd-v10/pom.xml b/operations/aqd-v10/pom.xml
index 68c40ce5d6..efaa8410d3 100644
--- a/operations/aqd-v10/pom.xml
+++ b/operations/aqd-v10/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-aqd-v10</artifactId>
diff --git a/operations/core-v100/pom.xml b/operations/core-v100/pom.xml
index cdcd1eacb0..401b0e4efc 100644
--- a/operations/core-v100/pom.xml
+++ b/operations/core-v100/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
      <artifactId>sos-core-v100</artifactId>
diff --git a/operations/core-v20/pom.xml b/operations/core-v20/pom.xml
index 57ad2c5726..ea517901eb 100644
--- a/operations/core-v20/pom.xml
+++ b/operations/core-v20/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
      <artifactId>sos-core-v20</artifactId>
diff --git a/operations/enhanced-v20/pom.xml b/operations/enhanced-v20/pom.xml
index 994d45a558..ec9f9fc1e9 100644
--- a/operations/enhanced-v20/pom.xml
+++ b/operations/enhanced-v20/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-enhanced-v20</artifactId>
diff --git a/operations/extensions-v20/pom.xml b/operations/extensions-v20/pom.xml
index 47c3c2c06e..241a6b3a5f 100644
--- a/operations/extensions-v20/pom.xml
+++ b/operations/extensions-v20/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-extensions-v20</artifactId>
diff --git a/operations/pom.xml b/operations/pom.xml
index 93d9c23692..9426f3f043 100644
--- a/operations/pom.xml
+++ b/operations/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-operations</artifactId>
     <packaging>pom</packaging>
diff --git a/operations/resultHandling-v20/pom.xml b/operations/resultHandling-v20/pom.xml
index ddda7a86de..bbdd53614e 100644
--- a/operations/resultHandling-v20/pom.xml
+++ b/operations/resultHandling-v20/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-resultHandling-v20</artifactId>
diff --git a/operations/transactional-v20/pom.xml b/operations/transactional-v20/pom.xml
index d5deb1d128..9ca4a65a54 100644
--- a/operations/transactional-v20/pom.xml
+++ b/operations/transactional-v20/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-operations</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-transactional-v20</artifactId>
diff --git a/pom.xml b/pom.xml
index 496ed6e0db..e443d99ba3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
     </parent>
     <groupId>org.n52.sensorweb-server.sos</groupId>
     <artifactId>sos-parent</artifactId>
-    <version>5.2.3-SNAPSHOT</version>
+    <version>5.2.3</version>
     <name>52°North Sensor Observation Service</name>
     <description>52°North Sensor Observation Service - Parent POM for defining dependency versions</description>
     <url>https://github.com/52North/SOS</url>
@@ -20,7 +20,7 @@
         <url>https://github.com/52North/SOS</url>
         <connection>scm:git:https://github.com/52North/SOS.git</connection>
         <developerConnection>scm:git:https://github.com/52North/SOS.git</developerConnection>
-        <tag>HEAD</tag>
+        <tag>v5.2.3</tag>
     </scm>
 
     <issueManagement>
diff --git a/spring/admin-controller/pom.xml b/spring/admin-controller/pom.xml
index 4b865aea43..6e239dd19e 100644
--- a/spring/admin-controller/pom.xml
+++ b/spring/admin-controller/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-spring</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-admin-controller</artifactId>
     <name>52°North SOS - Web Admin Controller</name>
diff --git a/spring/client-controller/pom.xml b/spring/client-controller/pom.xml
index 89b9d494b7..7f2cab6caa 100644
--- a/spring/client-controller/pom.xml
+++ b/spring/client-controller/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-spring</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-client-controller</artifactId>
     <name>52°North SOS - Web Client Controller</name>
diff --git a/spring/common-controller/pom.xml b/spring/common-controller/pom.xml
index c5dfb9fd58..31aa340ab6 100644
--- a/spring/common-controller/pom.xml
+++ b/spring/common-controller/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-spring</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-common-controller</artifactId>
     <name>52°North SOS - Web Common Controller</name>
diff --git a/spring/install-controller/pom.xml b/spring/install-controller/pom.xml
index 8b70b4324d..80c64764eb 100644
--- a/spring/install-controller/pom.xml
+++ b/spring/install-controller/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-spring</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-install-controller</artifactId>
     <name>52°North SOS - Web Install Controller</name>
diff --git a/spring/pom.xml b/spring/pom.xml
index 31ad638d14..7f278bb9b1 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>sos-parent</artifactId>
         <groupId>org.n52.sensorweb-server.sos</groupId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-spring</artifactId>
     <packaging>pom</packaging>
diff --git a/spring/views/pom.xml b/spring/views/pom.xml
index 386b370b51..b303347513 100644
--- a/spring/views/pom.xml
+++ b/spring/views/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-spring</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-views</artifactId>
     <name>52°North SOS - Web Views</name>
diff --git a/statistics/pom.xml b/statistics/pom.xml
index e6ad8b952c..03180d29ae 100644
--- a/statistics/pom.xml
+++ b/statistics/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.n52.sensorweb-server.sos</groupId>
         <artifactId>sos-parent</artifactId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <artifactId>sos-statistics</artifactId>
     <name>52°North SOS - OGC Statistics</name>
diff --git a/webapp/pom.xml b/webapp/pom.xml
index 5f7eafd992..0e713d5b16 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>sos-parent</artifactId>
         <groupId>org.n52.sensorweb-server.sos</groupId>
-        <version>5.2.3-SNAPSHOT</version>
+        <version>5.2.3</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sos-webapp</artifactId>