diff --git a/pkgs/by-name/za/zammad/gemset.nix b/pkgs/by-name/za/zammad/gemset.nix
index c04ecf56161c7..2ccee6292b3a0 100644
--- a/pkgs/by-name/za/zammad/gemset.nix
+++ b/pkgs/by-name/za/zammad/gemset.nix
@@ -1765,10 +1765,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1zkjqf37v2d7s11176cb35cl83wls5gm3adnfkn2zcc61h3nxmqh";
+      sha256 = "0ppp2cgli5avzk0z3dwnah6y65ymyr793yja28p2fs9vrci7986h";
       type = "gem";
     };
-    version = "2.22.0";
+    version = "2.23.1";
   };
   macaddr = {
     dependencies = [ "systemu" ];
@@ -1905,10 +1905,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1q1f2sdw3y3y9mnym9dhjgsjr72sq975cfg5c4yx7gwv8nmzbvhk";
+      sha256 = "0x8asxl83msn815lwmb2d7q5p29p7drhjv5va0byhk60v9n16iwf";
       type = "gem";
     };
-    version = "2.8.7";
+    version = "2.8.8";
   };
   minitest = {
     groups = [
@@ -2142,10 +2142,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "15gysw8rassqgdq3kwgl4mhqmrgh7nk2qvrcqp4ijyqazgywn6gq";
+      sha256 = "18ajyy4d16q4ahnrfmj6d6z9ak21mnbn4wblx2vddck3lvwlpkny";
       type = "gem";
     };
-    version = "1.16.7";
+    version = "1.16.8";
   };
   nori = {
     dependencies = [ "bigdecimal" ];
@@ -2890,10 +2890,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1pm4z853nyz1bhhqr7fzl44alnx4bjachcr6rh6qjj375sfz3sc6";
+      sha256 = "1w6bqm8d3afc66ff6npnsc2d8ky552n6qzwwwc1bh0wz6c8gplp3";
       type = "gem";
     };
-    version = "1.6.0";
+    version = "1.6.1";
   };
   railties = {
     dependencies = [
diff --git a/pkgs/by-name/za/zammad/package.nix b/pkgs/by-name/za/zammad/package.nix
index 0eabb701977a8..da0d0bdab660e 100644
--- a/pkgs/by-name/za/zammad/package.nix
+++ b/pkgs/by-name/za/zammad/package.nix
@@ -22,7 +22,7 @@
 
 let
   pname = "zammad";
-  version = "6.4.0";
+  version = "6.4.1";
 
   src = applyPatches {
     src = fetchFromGitHub (lib.importJSON ./source.json);
diff --git a/pkgs/by-name/za/zammad/source.json b/pkgs/by-name/za/zammad/source.json
index b4a5b254d61f8..114d21e6af474 100644
--- a/pkgs/by-name/za/zammad/source.json
+++ b/pkgs/by-name/za/zammad/source.json
@@ -1,8 +1,8 @@
 {
   "owner": "zammad",
   "repo": "zammad",
-  "rev": "1f09f838a2c9e484bb4f47e1abeeca3d763d4e7d",
-  "hash": "sha256-1N0tTYOUDtA/ZTOB5SqjwZKzLctgK8k76z847TFH1WQ=",
+  "rev": "453aeb09c1ad4584fae68b3a1c7d54b555d4384a",
+  "hash": "sha256-KlS9S6r787YJArhiWP0r4YsZQYEFet89MdwXGyrbe3g=",
   "fetchSubmodules": true
 }