diff --git a/notifications/notifications/build.gradle b/notifications/notifications/build.gradle
index d45c3aa9..963ada9c 100644
--- a/notifications/notifications/build.gradle
+++ b/notifications/notifications/build.gradle
@@ -265,7 +265,7 @@ testClusters.integTest {
 }
 
 // Always be minimumCompatibilityVersion of current opensearch version(3.0.0)
-def bwcVersionShort = "2.8.0"
+def bwcVersionShort = "2.9.0"
 def bwcVersion = bwcVersionShort + ".0"
 def bwcOpenSearchVesion= bwcVersionShort + "-SNAPSHOT"
 def bwcPluginVersion = bwcVersion + "-SNAPSHOT"