diff --git a/gradle.properties b/gradle.properties
index c82e09e..145746f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,17 +4,17 @@ apacheTaglibsStandardVersion=1.2.5
 groovyVersion=2.4.15
 javaxServletJspJstlApiVersion=1.2.1
 multithreadedtcVersion=1.01
-pivotalGemFireVersion=9.5.2
+pivotalGemFireVersion=9.5.3
 # The Spring Boot & Spring Session version are the only required version properties.
 # The other Spring version properties are for overriding/testing purposes.
-springVersion=5.1.5.RELEASE
-springBootVersion=2.1.2.RELEASE
-springDataCommonsVersion=2.1.5.RELEASE
-springDataGemFireVersion=2.1.5.RELEASE
-springDataGeodeVersion=2.1.5.RELEASE
+springVersion=5.1.6.RELEASE
+springBootVersion=2.1.4.RELEASE
+springDataCommonsVersion=2.1.6.RELEASE
+springDataGemFireVersion=2.1.6.RELEASE
+springDataGeodeVersion=2.1.6.RELEASE
 springDataGeodeTestVersion=0.0.1.RC1
-springDataReleaseTrainVersion=Lovelace-SR5
-springSessionVersion=2.1.4.RELEASE
-springSessionBomVersion=Bean-SR3
+springDataReleaseTrainVersion=Lovelace-SR6
+springSessionVersion=2.1.5.RELEASE
+springSessionBomVersion=Bean-SR4
 springShellVersion=1.2.0.RELEASE
 version=2.1.3.BUILD-SNAPSHOT