diff --git a/build.gradle b/build.gradle
index 31caaa0e..31777d1a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,8 +14,8 @@ apply plugin: 'io.spring.convention.root'
 group = 'org.springframework.geode'
 description = 'Spring Boot for Apache Geode & Pivotal GemFire'
 
-ext['spring.version'] = "$springVersion"
-ext['spring-data-releasetrain.version'] = "$springDataReleaseTrainVersion"
+//ext['spring.version'] = "$springVersion"
+//ext['spring-data-releasetrain.version'] = "$springDataReleaseTrainVersion"
 
 ext.snapshotBuild = version.endsWith('SNAPSHOT')
 ext.releaseBuild = version.endsWith('RELEASE')
diff --git a/gradle.properties b/gradle.properties
index b6fad000..093c7353 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,14 +4,14 @@ byteBuddyVersion=1.9.10
 mockitoVersion=3.0.0
 multithreadedtcVersion=1.01
 pivotalGemFireVersion=9.8.3
-springVersion=5.2.0.BUILD-SNAPSHOT
-springBootVersion=2.2.0.BUILD-SNAPSHOT
-springDataGemFireVersion=2.2.0.BUILD-SNAPSHOT
-springDataGeodeVersion=2.2.0.BUILD-SNAPSHOT
+springVersion=5.2.0.RC1
+springBootVersion=2.2.0.M5
+springDataGemFireVersion=2.2.0.RC2
+springDataGeodeVersion=2.2.0.RC2
 springDataGeodeTestVersion=0.0.7.RELEASE
-springDataReleaseTrainVersion=Moore-BUILD-SNAPSHOT
-springSessionBomVersion=Corn-BUILD-SNAPSHOT
-springSessionDataGeodeVersion=2.2.0.BUILD-SNAPSHOT
+springDataReleaseTrainVersion=Moore-RC2
+springSessionBomVersion=Corn-M3
+springSessionDataGeodeVersion=2.2.0.M3
 springShellVersion=1.2.0.RELEASE
 testcontainersVersion=1.11.3
 version=1.2.0.BUILD-SNAPSHOT