diff --git a/gradle.properties b/gradle.properties
index f2dd5c8..a281fd0 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,7 +3,7 @@ deployDocsHost=docs-ip.spring.io
 apacheGeodeVersion=1.14.4
 findbugsVersion=3.0.2
 springVersion=5.3.19
-springBootVersion=2.6.4
+springBootVersion=2.6.6
 springDataBomVersion=2021.1.3
 springDataCommonsVersion=2.6.3
 springDataGeodeVersion=2.6.3