diff --git a/gradle.properties b/gradle.properties
index 60ef023..8a79889 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -11,7 +11,7 @@ multithreadedtcVersion=1.01
 # The Spring Boot & Spring Session version are the only required version properties.
 # The other Spring version properties are for overriding/testing purposes.
 springVersion=5.3.4
-springBootVersion=2.4.1
+springBootVersion=2.4.3
 springDataCommonsVersion=2.4.2
 springDataGeodeVersion=2.4.2
 springDataGeodeTestVersion=0.0.21.RELEASE