diff --git a/build.gradle b/build.gradle
index b210b0ec..5b4e85c8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,7 +11,7 @@ buildscript {
         distribution = 'oss-zip'
         opensearch_group = "org.opensearch"
         isSnapshot = "true" == System.getProperty("build.snapshot", "true")
-        opensearch_version = System.getProperty("opensearch.version", "3.4.0-SNAPSHOT")
+        opensearch_version = System.getProperty("opensearch.version", "3.5.0-SNAPSHOT")
         buildVersionQualifier = System.getProperty("build.version_qualifier", "")
         version_tokens = opensearch_version.tokenize('-')
         opensearch_build = version_tokens[0] + '.0'