diff --git a/apache-qpid-broker-j/pom.xml b/apache-qpid-broker-j/pom.xml
index 21218d0f63..8e239a057f 100644
--- a/apache-qpid-broker-j/pom.xml
+++ b/apache-qpid-broker-j/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/bdbstore/pom.xml b/bdbstore/pom.xml
index 879fcd04a7..415ee16776 100644
--- a/bdbstore/pom.xml
+++ b/bdbstore/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-bdbstore</artifactId>
diff --git a/bdbstore/systests/pom.xml b/bdbstore/systests/pom.xml
index c0b0ce96a4..a849e17909 100644
--- a/bdbstore/systests/pom.xml
+++ b/bdbstore/systests/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-systests-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
   </parent>
 
diff --git a/broker-codegen/pom.xml b/broker-codegen/pom.xml
index 4175f0cf87..8449525a2b 100644
--- a/broker-codegen/pom.xml
+++ b/broker-codegen/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-broker-codegen</artifactId>
diff --git a/broker-core/pom.xml b/broker-core/pom.xml
index fcc860d96a..a6df792e97 100644
--- a/broker-core/pom.xml
+++ b/broker-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-broker-core</artifactId>
diff --git a/broker-instrumentation/pom.xml b/broker-instrumentation/pom.xml
index 996532bd90..d39631853d 100644
--- a/broker-instrumentation/pom.xml
+++ b/broker-instrumentation/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>qpid-broker-parent</artifactId>
         <groupId>org.apache.qpid</groupId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/broker-plugins/access-control/pom.xml b/broker-plugins/access-control/pom.xml
index 2151223084..f2364fb69e 100644
--- a/broker-plugins/access-control/pom.xml
+++ b/broker-plugins/access-control/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/amqp-0-10-protocol/pom.xml b/broker-plugins/amqp-0-10-protocol/pom.xml
index 8a10482b2e..213df6a80a 100644
--- a/broker-plugins/amqp-0-10-protocol/pom.xml
+++ b/broker-plugins/amqp-0-10-protocol/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/amqp-0-8-protocol/pom.xml b/broker-plugins/amqp-0-8-protocol/pom.xml
index 07b01bfaca..ea42af6e57 100644
--- a/broker-plugins/amqp-0-8-protocol/pom.xml
+++ b/broker-plugins/amqp-0-8-protocol/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/amqp-1-0-bdb-store/pom.xml b/broker-plugins/amqp-1-0-bdb-store/pom.xml
index 52dc3a2100..175f96d432 100644
--- a/broker-plugins/amqp-1-0-bdb-store/pom.xml
+++ b/broker-plugins/amqp-1-0-bdb-store/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-broker-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../..</relativePath>
     </parent>
 
diff --git a/broker-plugins/amqp-1-0-jdbc-store/pom.xml b/broker-plugins/amqp-1-0-jdbc-store/pom.xml
index 731d92d5d3..4a6c32f681 100644
--- a/broker-plugins/amqp-1-0-jdbc-store/pom.xml
+++ b/broker-plugins/amqp-1-0-jdbc-store/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-broker-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../..</relativePath>
     </parent>
 
diff --git a/broker-plugins/amqp-1-0-protocol/pom.xml b/broker-plugins/amqp-1-0-protocol/pom.xml
index e0f3f6e3fa..00ac074ed8 100644
--- a/broker-plugins/amqp-1-0-protocol/pom.xml
+++ b/broker-plugins/amqp-1-0-protocol/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/amqp-msg-conv-0-10-to-1-0/pom.xml b/broker-plugins/amqp-msg-conv-0-10-to-1-0/pom.xml
index 63424a7397..104cde587e 100644
--- a/broker-plugins/amqp-msg-conv-0-10-to-1-0/pom.xml
+++ b/broker-plugins/amqp-msg-conv-0-10-to-1-0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/amqp-msg-conv-0-8-to-0-10/pom.xml b/broker-plugins/amqp-msg-conv-0-8-to-0-10/pom.xml
index fe59f53432..0d044e6bc7 100644
--- a/broker-plugins/amqp-msg-conv-0-8-to-0-10/pom.xml
+++ b/broker-plugins/amqp-msg-conv-0-8-to-0-10/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/amqp-msg-conv-0-8-to-1-0/pom.xml b/broker-plugins/amqp-msg-conv-0-8-to-1-0/pom.xml
index a66ae6fb8d..6f18ce813d 100644
--- a/broker-plugins/amqp-msg-conv-0-8-to-1-0/pom.xml
+++ b/broker-plugins/amqp-msg-conv-0-8-to-1-0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/connection-limits/pom.xml b/broker-plugins/connection-limits/pom.xml
index 9d26aa3d49..62c371ba6b 100644
--- a/broker-plugins/connection-limits/pom.xml
+++ b/broker-plugins/connection-limits/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/derby-store/pom.xml b/broker-plugins/derby-store/pom.xml
index 43ba26b666..f4e1fb7916 100644
--- a/broker-plugins/derby-store/pom.xml
+++ b/broker-plugins/derby-store/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/jdbc-logging-logback/pom.xml b/broker-plugins/jdbc-logging-logback/pom.xml
index 56597715c3..15f9464045 100644
--- a/broker-plugins/jdbc-logging-logback/pom.xml
+++ b/broker-plugins/jdbc-logging-logback/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/jdbc-provider-bone/pom.xml b/broker-plugins/jdbc-provider-bone/pom.xml
index 13ba76b0e2..94164a0f10 100644
--- a/broker-plugins/jdbc-provider-bone/pom.xml
+++ b/broker-plugins/jdbc-provider-bone/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/jdbc-store/pom.xml b/broker-plugins/jdbc-store/pom.xml
index 79b86131da..29ee345533 100644
--- a/broker-plugins/jdbc-store/pom.xml
+++ b/broker-plugins/jdbc-store/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/logging-logback/pom.xml b/broker-plugins/logging-logback/pom.xml
index 4dc052be43..1c05328654 100644
--- a/broker-plugins/logging-logback/pom.xml
+++ b/broker-plugins/logging-logback/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/management-amqp/pom.xml b/broker-plugins/management-amqp/pom.xml
index dd0779cdc2..e89ee21aeb 100644
--- a/broker-plugins/management-amqp/pom.xml
+++ b/broker-plugins/management-amqp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>qpid-broker-parent</artifactId>
         <groupId>org.apache.qpid</groupId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/broker-plugins/management-http/pom.xml b/broker-plugins/management-http/pom.xml
index 3638463f89..5b76ea42b3 100644
--- a/broker-plugins/management-http/pom.xml
+++ b/broker-plugins/management-http/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/memory-store/pom.xml b/broker-plugins/memory-store/pom.xml
index 13a007f676..036873a46f 100644
--- a/broker-plugins/memory-store/pom.xml
+++ b/broker-plugins/memory-store/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/prometheus-exporter/pom.xml b/broker-plugins/prometheus-exporter/pom.xml
index ca659c59d9..803d675ac1 100644
--- a/broker-plugins/prometheus-exporter/pom.xml
+++ b/broker-plugins/prometheus-exporter/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>qpid-broker-parent</artifactId>
         <groupId>org.apache.qpid</groupId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/broker-plugins/query-engine/pom.xml b/broker-plugins/query-engine/pom.xml
index d9dedbc6d7..113cf7d6ad 100644
--- a/broker-plugins/query-engine/pom.xml
+++ b/broker-plugins/query-engine/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/broker-plugins/websocket/pom.xml b/broker-plugins/websocket/pom.xml
index f04625ebe1..8aa50f61c7 100644
--- a/broker-plugins/websocket/pom.xml
+++ b/broker-plugins/websocket/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-broker-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/broker/pom.xml b/broker/pom.xml
index e2a964f2dc..ccf9c9554f 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-broker</artifactId>
diff --git a/doc/developer-guide/pom.xml b/doc/developer-guide/pom.xml
index 36eb18568e..5493de79e7 100644
--- a/doc/developer-guide/pom.xml
+++ b/doc/developer-guide/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-java-doc</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>qpid-broker-j-developer-guide</artifactId>
diff --git a/doc/java-broker/pom.xml b/doc/java-broker/pom.xml
index 6adffe9205..19afbee710 100644
--- a/doc/java-broker/pom.xml
+++ b/doc/java-broker/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-java-doc</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>qpid-java-doc-broker</artifactId>
diff --git a/doc/java-perftests/pom.xml b/doc/java-perftests/pom.xml
index 471a8f8037..c333aebd30 100644
--- a/doc/java-perftests/pom.xml
+++ b/doc/java-perftests/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-java-doc</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>qpid-java-doc-perftests</artifactId>
diff --git a/doc/pom.xml b/doc/pom.xml
index 541245d400..59c6166c88 100644
--- a/doc/pom.xml
+++ b/doc/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-broker-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>qpid-java-doc</artifactId>
diff --git a/joramtests/pom.xml b/joramtests/pom.xml
index 7816c5115a..16a57f22eb 100644
--- a/joramtests/pom.xml
+++ b/joramtests/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>qpid-broker-parent</artifactId>
         <groupId>org.apache.qpid</groupId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/perftests/pom.xml b/perftests/pom.xml
index acafbb24ac..6c6372a7f7 100644
--- a/perftests/pom.xml
+++ b/perftests/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-perftests</artifactId>
diff --git a/perftests/visualisation-jfc/pom.xml b/perftests/visualisation-jfc/pom.xml
index 77f419968e..21fc50a672 100644
--- a/perftests/visualisation-jfc/pom.xml
+++ b/perftests/visualisation-jfc/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 8834598cc8..c1979f4dc6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
 
   <groupId>org.apache.qpid</groupId>
   <artifactId>qpid-broker-parent</artifactId>
-  <version>9.1.0</version>
+  <version>9.1.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Apache Qpid Broker-J Parent</name>
@@ -65,7 +65,7 @@
     <connection>scm:git:https://gitbox.apache.org/repos/asf/qpid-broker-j.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/qpid-broker-j.git</developerConnection>
     <url>https://gitbox.apache.org/repos/asf/qpid-broker-j.git</url>
-    <tag>9.1.0</tag>
+    <tag>7.0.x</tag>
   </scm>
 
   <distributionManagement>
diff --git a/qpid-perftests-systests/pom.xml b/qpid-perftests-systests/pom.xml
index 7a6a536d97..00ee123d93 100644
--- a/qpid-perftests-systests/pom.xml
+++ b/qpid-perftests-systests/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-systests-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../qpid-systests-parent/pom.xml</relativePath>
   </parent>
 
diff --git a/qpid-systests-parent/pom.xml b/qpid-systests-parent/pom.xml
index eab7f26542..f40f3caf40 100644
--- a/qpid-systests-parent/pom.xml
+++ b/qpid-systests-parent/pom.xml
@@ -21,11 +21,11 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-systests-parent</artifactId>
-  <version>9.1.0</version>
+  <version>9.1.1-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>Apache Qpid Broker-J System Test Parent</name>
   <description>Parent POM for Qpid system testing modules</description>
diff --git a/qpid-test-utils/pom.xml b/qpid-test-utils/pom.xml
index 711f55538e..33277867d5 100644
--- a/qpid-test-utils/pom.xml
+++ b/qpid-test-utils/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-test-utils</artifactId>
diff --git a/systests/end-to-end-conversion-tests/pom.xml b/systests/end-to-end-conversion-tests/pom.xml
index 5f2612d73f..7d1a8a841b 100644
--- a/systests/end-to-end-conversion-tests/pom.xml
+++ b/systests/end-to-end-conversion-tests/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/systests/protocol-tests-amqp-0-10/pom.xml b/systests/protocol-tests-amqp-0-10/pom.xml
index b521c5f72f..1938802e30 100644
--- a/systests/protocol-tests-amqp-0-10/pom.xml
+++ b/systests/protocol-tests-amqp-0-10/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/systests/protocol-tests-amqp-0-8/pom.xml b/systests/protocol-tests-amqp-0-8/pom.xml
index 3421dc0ba9..41d2741ed2 100644
--- a/systests/protocol-tests-amqp-0-8/pom.xml
+++ b/systests/protocol-tests-amqp-0-8/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/systests/protocol-tests-amqp-1-0/pom.xml b/systests/protocol-tests-amqp-1-0/pom.xml
index 227b5ed7a3..2f7c1f60ba 100644
--- a/systests/protocol-tests-amqp-1-0/pom.xml
+++ b/systests/protocol-tests-amqp-1-0/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/systests/protocol-tests-core/pom.xml b/systests/protocol-tests-core/pom.xml
index 75615352ad..234320a045 100644
--- a/systests/protocol-tests-core/pom.xml
+++ b/systests/protocol-tests-core/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/systests/qpid-systests-http-management/pom.xml b/systests/qpid-systests-http-management/pom.xml
index 34ac7e34af..bf73a8c178 100644
--- a/systests/qpid-systests-http-management/pom.xml
+++ b/systests/qpid-systests-http-management/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/systests/qpid-systests-jms-core/pom.xml b/systests/qpid-systests-jms-core/pom.xml
index c0f452f0ac..1c58681fc6 100644
--- a/systests/qpid-systests-jms-core/pom.xml
+++ b/systests/qpid-systests-jms-core/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/systests/qpid-systests-jms_1.1/pom.xml b/systests/qpid-systests-jms_1.1/pom.xml
index 229234dc31..709cf0f01c 100644
--- a/systests/qpid-systests-jms_1.1/pom.xml
+++ b/systests/qpid-systests-jms_1.1/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/systests/qpid-systests-jms_2.0/pom.xml b/systests/qpid-systests-jms_2.0/pom.xml
index c2f6bf73a8..c955cbe253 100644
--- a/systests/qpid-systests-jms_2.0/pom.xml
+++ b/systests/qpid-systests-jms_2.0/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-systests-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
     <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
   </parent>
 
diff --git a/systests/qpid-systests-spawn-admin/pom.xml b/systests/qpid-systests-spawn-admin/pom.xml
index aa06f630f3..8ed16ffc1e 100644
--- a/systests/qpid-systests-spawn-admin/pom.xml
+++ b/systests/qpid-systests-spawn-admin/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
 
diff --git a/systests/systests-utils/pom.xml b/systests/systests-utils/pom.xml
index 34230b1d48..fcb72fe20d 100644
--- a/systests/systests-utils/pom.xml
+++ b/systests/systests-utils/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.qpid</groupId>
         <artifactId>qpid-systests-parent</artifactId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
         <relativePath>../../qpid-systests-parent/pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/tck/pom.xml b/tck/pom.xml
index 513541ba3b..bb71d24f7f 100644
--- a/tck/pom.xml
+++ b/tck/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>qpid-broker-parent</artifactId>
         <groupId>org.apache.qpid</groupId>
-        <version>9.1.0</version>
+        <version>9.1.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/tools/pom.xml b/tools/pom.xml
index 8aeda1a2d2..01a07a3b6d 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.qpid</groupId>
     <artifactId>qpid-broker-parent</artifactId>
-    <version>9.1.0</version>
+    <version>9.1.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>qpid-tools</artifactId>