diff --git a/addon/togglepersist/pom.xml b/addon/togglepersist/pom.xml
index 46c7a13c..f93cf529 100644
--- a/addon/togglepersist/pom.xml
+++ b/addon/togglepersist/pom.xml
@@ -8,7 +8,7 @@
         <artifactId>openinvparent</artifactId>
         <groupId>com.lishid</groupId>
         <relativePath>../../pom.xml</relativePath>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>openinvtogglepersist</artifactId>
diff --git a/api/pom.xml b/api/pom.xml
index 5b5c80e8..080be7fa 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>openinvparent</artifactId>
     <groupId>com.lishid</groupId>
-    <version>5.1.1-SNAPSHOT</version>
+    <version>5.1.1</version>
   </parent>
 
   <artifactId>openinvapi</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index af606d75..fd65dbb3 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>com.lishid</groupId>
         <artifactId>openinvparent</artifactId>
-        <version>5.1.1-SNAPSHOT</version>
+        <version>5.1.1</version>
     </parent>
 
     <artifactId>openinvcommon</artifactId>
diff --git a/internal/v1_20_R3/pom.xml b/internal/v1_20_R3/pom.xml
index 2a0d54f6..18a07a6d 100644
--- a/internal/v1_20_R3/pom.xml
+++ b/internal/v1_20_R3/pom.xml
@@ -23,7 +23,7 @@
     <artifactId>openinvparent</artifactId>
     <groupId>com.lishid</groupId>
     <relativePath>../../pom.xml</relativePath>
-    <version>5.1.1-SNAPSHOT</version>
+    <version>5.1.1</version>
   </parent>
 
   <artifactId>openinvadapter1_20_R3</artifactId>
diff --git a/internal/v1_20_R4/pom.xml b/internal/v1_20_R4/pom.xml
index 4301e40d..b5407ce4 100644
--- a/internal/v1_20_R4/pom.xml
+++ b/internal/v1_20_R4/pom.xml
@@ -23,7 +23,7 @@
     <artifactId>openinvparent</artifactId>
     <groupId>com.lishid</groupId>
     <relativePath>../../pom.xml</relativePath>
-    <version>5.1.1-SNAPSHOT</version>
+    <version>5.1.1</version>
   </parent>
 
   <artifactId>openinvadapter1_20_R4</artifactId>
diff --git a/internal/v1_21_R1/pom.xml b/internal/v1_21_R1/pom.xml
index 2eff1898..6b04a471 100644
--- a/internal/v1_21_R1/pom.xml
+++ b/internal/v1_21_R1/pom.xml
@@ -23,7 +23,7 @@
     <artifactId>openinvparent</artifactId>
     <groupId>com.lishid</groupId>
     <relativePath>../../pom.xml</relativePath>
-    <version>5.1.1-SNAPSHOT</version>
+    <version>5.1.1</version>
   </parent>
 
   <artifactId>openinvadapter1_21_R1</artifactId>
diff --git a/plugin/pom.xml b/plugin/pom.xml
index 979c782f..d2195b23 100644
--- a/plugin/pom.xml
+++ b/plugin/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>openinvparent</artifactId>
     <groupId>com.lishid</groupId>
-    <version>5.1.1-SNAPSHOT</version>
+    <version>5.1.1</version>
   </parent>
 
   <artifactId>openinvplugin</artifactId>
@@ -47,19 +47,19 @@
     <dependency>
       <groupId>com.lishid</groupId>
       <artifactId>openinvadapter1_21_R1</artifactId>
-      <version>5.1.1-SNAPSHOT</version>
+      <version>5.1.1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>com.lishid</groupId>
       <artifactId>openinvadapter1_20_R4</artifactId>
-      <version>5.1.1-SNAPSHOT</version>
+      <version>5.1.1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>com.lishid</groupId>
       <artifactId>openinvadapter1_20_R3</artifactId>
-      <version>5.1.1-SNAPSHOT</version>
+      <version>5.1.1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
diff --git a/pom.xml b/pom.xml
index e12199c3..357d3943 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
   <modules>
     <module>common</module>
   </modules>
-  <version>5.1.1-SNAPSHOT</version>
+  <version>5.1.1</version>
 
   <packaging>pom</packaging>