diff --git a/gradle.properties b/gradle.properties
index 4b050ca..bfbca58 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,7 +5,7 @@ findbugsVersion=3.0.2
 # The Spring Boot & Spring Session version are the only required version properties.
 # The other Spring version properties are for overriding/testing purposes.
 springVersion=5.3.11
-springBootVersion=2.5.3
+springBootVersion=2.5.5
 springDataBomVersion=2021.0.4
 springDataCommonsVersion=2.5.4
 springDataGeodeVersion=2.5.4