diff --git a/build.gradle b/build.gradle
index b1ebcf8..c96b662 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 ext {
     isSnapshot = "true" == System.getProperty("build.snapshot", "true")
-    opensearch_version = System.getProperty("opensearch.version", "2.12.0")
+    opensearch_version = System.getProperty("opensearch.version", "2.13.0")
     plugin_version = opensearch_version
     if (isSnapshot) {
         opensearch_version += "-SNAPSHOT"