diff --git a/build.gradle b/build.gradle
index a6aa0b01..d050dccd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,7 +11,7 @@ buildscript {
         opensearch_group = "org.opensearch"
         isSnapshot = "true" == System.getProperty("build.snapshot", "true")
         opensearch_version = System.getProperty("opensearch.version", "2.10.0-SNAPSHOT")
-        opensearch_plugin_version = System.getProperty("bwc.version", "1.1.0.0")
+        opensearch_plugin_version = System.getProperty("bwc.version", "2.9.0.0")
         buildVersionQualifier = System.getProperty("build.version_qualifier", "")
         // 2.0.0-rc1-SNAPSHOT -> 2.0.0.0-rc1-SNAPSHOT
         version_tokens = opensearch_version.tokenize('-')
diff --git a/src/test/java/org/opensearch/search/asynchronous/commons/AsynchronousSearchSingleNodeTestCase.java b/src/test/java/org/opensearch/search/asynchronous/commons/AsynchronousSearchSingleNodeTestCase.java
index d337f1e8..84ecb3b6 100644
--- a/src/test/java/org/opensearch/search/asynchronous/commons/AsynchronousSearchSingleNodeTestCase.java
+++ b/src/test/java/org/opensearch/search/asynchronous/commons/AsynchronousSearchSingleNodeTestCase.java
@@ -31,7 +31,7 @@
 import org.opensearch.common.settings.Settings;
 import org.opensearch.index.IndexNotFoundException;
 import org.opensearch.index.reindex.ReindexPlugin;
-import org.opensearch.painless.PainlessPlugin;
+//import org.opensearch.painless.PainlessPlugin;
 import org.opensearch.plugins.Plugin;
 import org.opensearch.plugins.PluginsService;
 import org.opensearch.script.MockScriptPlugin;
@@ -83,7 +83,7 @@ protected Collection<Class<? extends Plugin>> getPlugins() {
         plugins.add(SearchDelayPlugin.class);
         plugins.add(AsynchronousSearchPlugin.class);
         plugins.add(ReindexPlugin.class);
-        plugins.add(PainlessPlugin.class);
+        //plugins.add(PainlessPlugin.class);
         return plugins;
     }
 
diff --git a/src/test/resources/org/opensearch/search/asynchronous/bwc/2.8.0.0/opensearch-asynchronous-search-2.8.0.0.zip b/src/test/resources/org/opensearch/search/asynchronous/bwc/2.8.0.0/opensearch-asynchronous-search-2.8.0.0.zip
deleted file mode 100644
index 4dd87942..00000000
Binary files a/src/test/resources/org/opensearch/search/asynchronous/bwc/2.8.0.0/opensearch-asynchronous-search-2.8.0.0.zip and /dev/null differ
diff --git a/src/test/resources/org/opensearch/search/asynchronous/bwc/2.9.0.0/opensearch-asynchronous-search-2.9.0.0.zip b/src/test/resources/org/opensearch/search/asynchronous/bwc/2.9.0.0/opensearch-asynchronous-search-2.9.0.0.zip
new file mode 100644
index 00000000..ce57494f
Binary files /dev/null and b/src/test/resources/org/opensearch/search/asynchronous/bwc/2.9.0.0/opensearch-asynchronous-search-2.9.0.0.zip differ