diff --git a/gradle.properties b/gradle.properties
index 6f6e9b65..c8f10fcc 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -17,4 +17,4 @@ springSessionBomVersion=2021.0.1
 springSessionDataGeodeVersion=2.5.2
 springShellVersion=1.2.0.RELEASE
 testcontainersVersion=1.15.3
-version=1.6.0-SNAPSHOT
+version=1.6.0-M1