diff --git a/alerting/build.gradle b/alerting/build.gradle
index b91c20e71..8567b4fcb 100644
--- a/alerting/build.gradle
+++ b/alerting/build.gradle
@@ -257,7 +257,7 @@ String bwcRemoteFile = 'https://ci.opensearch.org/ci/dbc/bundle-build/1.1.0/2021
     testClusters {
         "${baseName}$i" {
             testDistribution = "ARCHIVE"
-            versions = ["1.1.0", "2.2.0-SNAPSHOT"]
+            versions = ["1.1.0", "2.2.1-SNAPSHOT"]
             numberOfNodes = 3
             plugin(provider(new Callable<RegularFile>(){
                 @Override
diff --git a/build.gradle b/build.gradle
index 5caf41139..0fe752967 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
     apply from: 'build-tools/repositories.gradle'
 
     ext {
-        opensearch_version = System.getProperty("opensearch.version", "2.2.0-SNAPSHOT")
+        opensearch_version = System.getProperty("opensearch.version", "2.2.1-SNAPSHOT")
         buildVersionQualifier = System.getProperty("build.version_qualifier", "")
         isSnapshot = "true" == System.getProperty("build.snapshot", "true")
         // 2.2.0-SNAPSHOT -> 2.2.0.0-SNAPSHOT