diff --git a/assembly/ui/pom.xml b/assembly/ui/pom.xml
index 9062540bc9f..05eb6faf713 100644
--- a/assembly/ui/pom.xml
+++ b/assembly/ui/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/assembly/utils/pom.xml b/assembly/utils/pom.xml
index b8260e722b1..8a4f1a44fb4 100644
--- a/assembly/utils/pom.xml
+++ b/assembly/utils/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/assembly/zms/pom.xml b/assembly/zms/pom.xml
index 1ff55a58d4f..41220c57118 100644
--- a/assembly/zms/pom.xml
+++ b/assembly/zms/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/assembly/zts/pom.xml b/assembly/zts/pom.xml
index b58de508a61..7459a9228ce 100644
--- a/assembly/zts/pom.xml
+++ b/assembly/zts/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/go/msd/pom.xml b/clients/go/msd/pom.xml
index 20a780aa446..26742fb0bfb 100644
--- a/clients/go/msd/pom.xml
+++ b/clients/go/msd/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/go/zms/pom.xml b/clients/go/zms/pom.xml
index e955f64df07..2ccdbaad241 100644
--- a/clients/go/zms/pom.xml
+++ b/clients/go/zms/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/go/zts/pom.xml b/clients/go/zts/pom.xml
index dc550908654..ac70370add7 100644
--- a/clients/go/zts/pom.xml
+++ b/clients/go/zts/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/java/msd/pom.xml b/clients/java/msd/pom.xml
index 4024d3e4e90..f3f36ef3e8e 100644
--- a/clients/java/msd/pom.xml
+++ b/clients/java/msd/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/java/zms/pom.xml b/clients/java/zms/pom.xml
index 20e2a4e4aa3..80324657944 100644
--- a/clients/java/zms/pom.xml
+++ b/clients/java/zms/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/java/zpe/pom.xml b/clients/java/zpe/pom.xml
index c5f13a0079f..3d40a00bfb5 100644
--- a/clients/java/zpe/pom.xml
+++ b/clients/java/zpe/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/java/zts/pom.xml b/clients/java/zts/pom.xml
index 6d6c8c7c065..c1bd61fe070 100644
--- a/clients/java/zts/pom.xml
+++ b/clients/java/zts/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/nodejs/zpe/pom.xml b/clients/nodejs/zpe/pom.xml
index 65c29059e9d..99f804c0a19 100644
--- a/clients/nodejs/zpe/pom.xml
+++ b/clients/nodejs/zpe/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/clients/nodejs/zts/pom.xml b/clients/nodejs/zts/pom.xml
index c0eec20c7e0..e8d1d897871 100644
--- a/clients/nodejs/zts/pom.xml
+++ b/clients/nodejs/zts/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/containers/jetty/pom.xml b/containers/jetty/pom.xml
index bf7fd7f41cd..40bcf46b714 100644
--- a/containers/jetty/pom.xml
+++ b/containers/jetty/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/core/msd/pom.xml b/core/msd/pom.xml
index 0b8acb30ed2..f17f820169f 100644
--- a/core/msd/pom.xml
+++ b/core/msd/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/core/zms/pom.xml b/core/zms/pom.xml
index 66294672a56..4d9ebf9acdd 100644
--- a/core/zms/pom.xml
+++ b/core/zms/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/core/zts/pom.xml b/core/zts/pom.xml
index 25636a3ab29..97e27ac98eb 100644
--- a/core/zts/pom.xml
+++ b/core/zts/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/go/athenzconf/pom.xml b/libs/go/athenzconf/pom.xml
index ab18e38ce66..6420b8385d5 100644
--- a/libs/go/athenzconf/pom.xml
+++ b/libs/go/athenzconf/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/go/athenzutils/pom.xml b/libs/go/athenzutils/pom.xml
index c55fa3cea28..dc1ef044688 100644
--- a/libs/go/athenzutils/pom.xml
+++ b/libs/go/athenzutils/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/go/sia/pom.xml b/libs/go/sia/pom.xml
index df2adc66ac8..ccd999300cc 100644
--- a/libs/go/sia/pom.xml
+++ b/libs/go/sia/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
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-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/go/zmscli/pom.xml b/libs/go/zmscli/pom.xml
index c46f00b76fc..bcf43e36144 100644
--- a/libs/go/zmscli/pom.xml
+++ b/libs/go/zmscli/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/go/zmssvctoken/pom.xml b/libs/go/zmssvctoken/pom.xml
index a1bdab42208..147b5910365 100644
--- a/libs/go/zmssvctoken/pom.xml
+++ b/libs/go/zmssvctoken/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/auth_core/pom.xml b/libs/java/auth_core/pom.xml
index ca055b02c08..0eeee11587d 100644
--- a/libs/java/auth_core/pom.xml
+++ b/libs/java/auth_core/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/cert_refresher/pom.xml b/libs/java/cert_refresher/pom.xml
index 256e64869af..87440b32754 100644
--- a/libs/java/cert_refresher/pom.xml
+++ b/libs/java/cert_refresher/pom.xml
@@ -20,7 +20,7 @@
   <parent>
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     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/client_common/pom.xml b/libs/java/client_common/pom.xml
index bc44afdac9e..3097830784d 100644
--- a/libs/java/client_common/pom.xml
+++ b/libs/java/client_common/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/dynamodb_client_factory/pom.xml b/libs/java/dynamodb_client_factory/pom.xml
index dc7d3fb5fe8..095f11634e9 100644
--- a/libs/java/dynamodb_client_factory/pom.xml
+++ b/libs/java/dynamodb_client_factory/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>com.yahoo.athenz</groupId>
         <artifactId>athenz</artifactId>
-        <version>1.11.51-SNAPSHOT</version>
+        <version>1.11.51</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/libs/java/gcp_zts_creds/pom.xml b/libs/java/gcp_zts_creds/pom.xml
index 04d952d63b4..949a8197958 100644
--- a/libs/java/gcp_zts_creds/pom.xml
+++ b/libs/java/gcp_zts_creds/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/instance_provider/pom.xml b/libs/java/instance_provider/pom.xml
index 4fc7a05bc47..1bd574c2ae8 100644
--- a/libs/java/instance_provider/pom.xml
+++ b/libs/java/instance_provider/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/server_common/pom.xml b/libs/java/server_common/pom.xml
index 6ac3430a51c..a8b19f293d2 100644
--- a/libs/java/server_common/pom.xml
+++ b/libs/java/server_common/pom.xml
@@ -17,7 +17,7 @@
   <parent>
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     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/libs/java/syncer_common/pom.xml b/libs/java/syncer_common/pom.xml
index 1fc002c220f..209b1bd2074 100644
--- a/libs/java/syncer_common/pom.xml
+++ b/libs/java/syncer_common/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>com.yahoo.athenz</groupId>
         <artifactId>athenz</artifactId>
-        <version>1.11.51-SNAPSHOT</version>
+        <version>1.11.51</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/libs/nodejs/auth_core/pom.xml b/libs/nodejs/auth_core/pom.xml
index c8c21c4c0d3..0833613364d 100644
--- a/libs/nodejs/auth_core/pom.xml
+++ b/libs/nodejs/auth_core/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 6552b5d9e17..08e044570cc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
   <groupId>com.yahoo.athenz</groupId>
   <artifactId>athenz</artifactId>
   <packaging>pom</packaging>
-  <version>1.11.51-SNAPSHOT</version>
+  <version>1.11.51</version>
 
   <name>AthenZ</name>
   <description>
@@ -57,7 +57,7 @@
     <url>https://github.com/AthenZ/athenz</url>
     <connection>scm:git:ssh://git@github.com/AthenZ/athenz.git</connection>
     <developerConnection>scm:git:ssh://git@github.com/AthenZ/athenz.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>v1.11.51</tag>
   </scm>
 
   <issueManagement>
diff --git a/provider/aws/sia-ec2/pom.xml b/provider/aws/sia-ec2/pom.xml
index 39653d95142..396585a6231 100644
--- a/provider/aws/sia-ec2/pom.xml
+++ b/provider/aws/sia-ec2/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/provider/aws/sia-eks/pom.xml b/provider/aws/sia-eks/pom.xml
index 6429b06659a..aab5cea3eb5 100644
--- a/provider/aws/sia-eks/pom.xml
+++ b/provider/aws/sia-eks/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/provider/aws/sia-fargate/pom.xml b/provider/aws/sia-fargate/pom.xml
index 0b9e1d0e08c..6ca7f7cba16 100644
--- a/provider/aws/sia-fargate/pom.xml
+++ b/provider/aws/sia-fargate/pom.xml
@@ -19,7 +19,7 @@
   <parent>
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     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/provider/azure/sia-vm/pom.xml b/provider/azure/sia-vm/pom.xml
index fb13cc77399..0d0825df3a0 100644
--- a/provider/azure/sia-vm/pom.xml
+++ b/provider/azure/sia-vm/pom.xml
@@ -19,7 +19,7 @@
   <parent>
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-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/provider/gcp/sia-gce/pom.xml b/provider/gcp/sia-gce/pom.xml
index 41a45821de5..ad3a9f0628a 100644
--- a/provider/gcp/sia-gce/pom.xml
+++ b/provider/gcp/sia-gce/pom.xml
@@ -19,7 +19,7 @@
   <parent>
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-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/provider/gcp/sia-gke/pom.xml b/provider/gcp/sia-gke/pom.xml
index e3789ecd1b7..876f1fca07b 100644
--- a/provider/gcp/sia-gke/pom.xml
+++ b/provider/gcp/sia-gke/pom.xml
@@ -19,7 +19,7 @@
   <parent>
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     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../../pom.xml</relativePath>
   </parent>
 
diff --git a/rdl/rdl-gen-athenz-go-client/pom.xml b/rdl/rdl-gen-athenz-go-client/pom.xml
index 5fd6b0d3714..7d37ec2e2f4 100644
--- a/rdl/rdl-gen-athenz-go-client/pom.xml
+++ b/rdl/rdl-gen-athenz-go-client/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/rdl/rdl-gen-athenz-go-model/pom.xml b/rdl/rdl-gen-athenz-go-model/pom.xml
index 2593eb2de08..18f0ea79b52 100644
--- a/rdl/rdl-gen-athenz-go-model/pom.xml
+++ b/rdl/rdl-gen-athenz-go-model/pom.xml
@@ -20,7 +20,7 @@
   <parent>
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-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/rdl/rdl-gen-athenz-java-client/pom.xml b/rdl/rdl-gen-athenz-java-client/pom.xml
index fddf817ad6e..e382eedc757 100644
--- a/rdl/rdl-gen-athenz-java-client/pom.xml
+++ b/rdl/rdl-gen-athenz-java-client/pom.xml
@@ -20,7 +20,7 @@
   <parent>
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-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/rdl/rdl-gen-athenz-java-model/pom.xml b/rdl/rdl-gen-athenz-java-model/pom.xml
index bb07b9b5c25..c1bdd44d5f6 100644
--- a/rdl/rdl-gen-athenz-java-model/pom.xml
+++ b/rdl/rdl-gen-athenz-java-model/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/rdl/rdl-gen-athenz-server/pom.xml b/rdl/rdl-gen-athenz-server/pom.xml
index 66720c69822..f76625413ad 100644
--- a/rdl/rdl-gen-athenz-server/pom.xml
+++ b/rdl/rdl-gen-athenz-server/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/servers/zms/pom.xml b/servers/zms/pom.xml
index b6dfe560418..a065fed50aa 100644
--- a/servers/zms/pom.xml
+++ b/servers/zms/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/servers/zts/pom.xml b/servers/zts/pom.xml
index 285a57df61b..cc0c61abdcf 100644
--- a/servers/zts/pom.xml
+++ b/servers/zts/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/syncers/auth_history_syncer/pom.xml b/syncers/auth_history_syncer/pom.xml
index d32484a0c2c..76e8336ef3d 100644
--- a/syncers/auth_history_syncer/pom.xml
+++ b/syncers/auth_history_syncer/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>com.yahoo.athenz</groupId>
         <artifactId>athenz</artifactId>
-        <version>1.11.51-SNAPSHOT</version>
+        <version>1.11.51</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/syncers/zms_aws_domain_syncer/pom.xml b/syncers/zms_aws_domain_syncer/pom.xml
index 81f4ab2099b..fed48aec52b 100644
--- a/syncers/zms_aws_domain_syncer/pom.xml
+++ b/syncers/zms_aws_domain_syncer/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/ui/pom.xml b/ui/pom.xml
index 81cbbb3d266..e51a9b43b72 100644
--- a/ui/pom.xml
+++ b/ui/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-      <version>1.11.51-SNAPSHOT</version>
+      <version>1.11.51</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/athenz-conf/pom.xml b/utils/athenz-conf/pom.xml
index ca86fca3bdb..70e2e6418d9 100644
--- a/utils/athenz-conf/pom.xml
+++ b/utils/athenz-conf/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/msd-agent/pom.xml b/utils/msd-agent/pom.xml
index ae7553ea668..6f0c4f4b0d3 100644
--- a/utils/msd-agent/pom.xml
+++ b/utils/msd-agent/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zms-cli/pom.xml b/utils/zms-cli/pom.xml
index 42466b50947..e9069c73da0 100644
--- a/utils/zms-cli/pom.xml
+++ b/utils/zms-cli/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zms-svctoken/pom.xml b/utils/zms-svctoken/pom.xml
index ef4dc826b66..8b887bab88d 100644
--- a/utils/zms-svctoken/pom.xml
+++ b/utils/zms-svctoken/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zpe-updater/pom.xml b/utils/zpe-updater/pom.xml
index b9e9e374e93..14313250ce2 100644
--- a/utils/zpe-updater/pom.xml
+++ b/utils/zpe-updater/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zts-accesstoken/pom.xml b/utils/zts-accesstoken/pom.xml
index 5cf69c195a4..d2b1b101f0e 100644
--- a/utils/zts-accesstoken/pom.xml
+++ b/utils/zts-accesstoken/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zts-idtoken/pom.xml b/utils/zts-idtoken/pom.xml
index d218a7ee1bf..d223fdc5f7a 100644
--- a/utils/zts-idtoken/pom.xml
+++ b/utils/zts-idtoken/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zts-rolecert/pom.xml b/utils/zts-rolecert/pom.xml
index f94dfaaf0cd..b1732c552f9 100644
--- a/utils/zts-rolecert/pom.xml
+++ b/utils/zts-rolecert/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-      <version>1.11.51-SNAPSHOT</version>
+      <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zts-roletoken/pom.xml b/utils/zts-roletoken/pom.xml
index 8030b14de0e..ffafe82b058 100644
--- a/utils/zts-roletoken/pom.xml
+++ b/utils/zts-roletoken/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-      <version>1.11.51-SNAPSHOT</version>
+      <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/utils/zts-svccert/pom.xml b/utils/zts-svccert/pom.xml
index 797a32bcd09..aa526f30111 100644
--- a/utils/zts-svccert/pom.xml
+++ b/utils/zts-svccert/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>com.yahoo.athenz</groupId>
     <artifactId>athenz</artifactId>
-    <version>1.11.51-SNAPSHOT</version>
+    <version>1.11.51</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>