diff --git a/README.md b/README.md
index e8eb00f..7ac7f2a 100644
--- a/README.md
+++ b/README.md
@@ -95,7 +95,7 @@ This way you'll be able to import the above dependency to use the SDK.
 <dependency>
     <groupId>com.kcl</groupId>
     <artifactId>kcl-lib</artifactId>
-    <version>0.12.0-SNAPSHOT</version>
+    <version>0.12.0</version>
 </dependency>
 ```
 
@@ -197,7 +197,7 @@ This way you'll be able to import the above dependency to use the SDK.
 <dependency>
     <groupId>com.kcl</groupId>
     <artifactId>kcl-lib</artifactId>
-    <version>0.12.0-SNAPSHOT</version>
+    <version>0.12.0</version>
 </dependency>
 ```
 
diff --git a/java/README.md b/java/README.md
index 7a38858..9a0111c 100644
--- a/java/README.md
+++ b/java/README.md
@@ -26,7 +26,7 @@ This way you'll be able to import the above dependency to use the SDK.
 <dependency>
     <groupId>com.kcl</groupId>
     <artifactId>kcl-lib</artifactId>
-    <version>0.12.0-SNAPSHOT</version>
+    <version>0.12.0</version>
 </dependency>
 ```
 
diff --git a/java/pom.xml b/java/pom.xml
index 0b3c4e8..6d3eaae 100644
--- a/java/pom.xml
+++ b/java/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.kcl</groupId>
     <artifactId>kcl-lib</artifactId>
-    <version>0.12.0-SNAPSHOT</version>
+    <version>0.12.0</version>
     <name>KCL Arifact Library for Java</name>
     <description>
         KCL is an open-source constraint-based record and functional language mainly
diff --git a/kotlin/README.md b/kotlin/README.md
index 83e721a..920dbaf 100644
--- a/kotlin/README.md
+++ b/kotlin/README.md
@@ -26,7 +26,7 @@ This way you'll be able to import the above dependency to use the SDK.
 <dependency>
     <groupId>com.kcl</groupId>
     <artifactId>kcl-lib-kotlin</artifactId>
-    <version>0.12.0-SNAPSHOT</version>
+    <version>0.12.0</version>
 </dependency>
 ```
 
diff --git a/kotlin/pom.xml b/kotlin/pom.xml
index d93e82b..8658e8a 100644
--- a/kotlin/pom.xml
+++ b/kotlin/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.kcl</groupId>
     <artifactId>kcl-lib-kotlin</artifactId>
-    <version>0.12.0-SNAPSHOT</version>
+    <version>0.12.0</version>
     <name>KCL Arifact Library for Kotlin</name>
     <description>
         KCL is an open-source constraint-based record and functional language mainly