diff --git a/build.gradle b/build.gradle
index 04d10a981..86d6c4089 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@
 
 buildscript {
     ext {
-        opensearch_version = System.getProperty("opensearch.version", "1.2.0-SNAPSHOT")
+        opensearch_version = System.getProperty("opensearch.version", "1.2.1-SNAPSHOT")
         opensearch_group = "org.opensearch"
     }
 
diff --git a/jni/CMakeLists.txt b/jni/CMakeLists.txt
index 5ec13d209..3e585e16d 100644
--- a/jni/CMakeLists.txt
+++ b/jni/CMakeLists.txt
@@ -40,7 +40,7 @@ else()
 endif()
 
 if(NOT KNN_PLUGIN_VERSION)
-    set(KNN_PLUGIN_VERSION "1.2.0.0")
+    set(KNN_PLUGIN_VERSION "1.2.1.0")
 endif()
 
 # Set architecture specific variables