diff --git a/gradle.properties b/gradle.properties
index caedaf24c8..1d3609acfb 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 gaeVersion=1.9.76
-springBootVersion=2.0.8.RELEASE
+springBootVersion=2.0.9.RELEASE
 version=5.0.13.BUILD-SNAPSHOT