diff --git a/guides/gs-contract-rest/complete/contract-rest-client/pom.xml b/guides/gs-contract-rest/complete/contract-rest-client/pom.xml
index d180da95e9..50fde2a441 100644
--- a/guides/gs-contract-rest/complete/contract-rest-client/pom.xml
+++ b/guides/gs-contract-rest/complete/contract-rest-client/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/guides/gs-contract-rest/complete/contract-rest-service/pom.xml b/guides/gs-contract-rest/complete/contract-rest-service/pom.xml
index 868f0f77e7..a30967961e 100644
--- a/guides/gs-contract-rest/complete/contract-rest-service/pom.xml
+++ b/guides/gs-contract-rest/complete/contract-rest-service/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/guides/gs-contract-rest/initial/contract-rest-client/pom.xml b/guides/gs-contract-rest/initial/contract-rest-client/pom.xml
index bcd806ebe3..6fdd1d36c8 100644
--- a/guides/gs-contract-rest/initial/contract-rest-client/pom.xml
+++ b/guides/gs-contract-rest/initial/contract-rest-client/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/guides/gs-contract-rest/initial/contract-rest-service/pom.xml b/guides/gs-contract-rest/initial/contract-rest-service/pom.xml
index dc5e6d06ba..bbf331b567 100644
--- a/guides/gs-contract-rest/initial/contract-rest-service/pom.xml
+++ b/guides/gs-contract-rest/initial/contract-rest-service/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/wiremock-jetty/pom.xml b/samples/wiremock-jetty/pom.xml
index 057c4f5384..ccb4d71ade 100644
--- a/samples/wiremock-jetty/pom.xml
+++ b/samples/wiremock-jetty/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/wiremock-native/pom.xml b/samples/wiremock-native/pom.xml
index d3b524af90..9cc4fe38d0 100644
--- a/samples/wiremock-native/pom.xml
+++ b/samples/wiremock-native/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/wiremock-tomcat/pom.xml b/samples/wiremock-tomcat/pom.xml
index 196f9e4e22..fc7bce46fe 100644
--- a/samples/wiremock-tomcat/pom.xml
+++ b/samples/wiremock-tomcat/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/wiremock-undertow-ssl/pom.xml b/samples/wiremock-undertow-ssl/pom.xml
index 2ca80eac69..13d1ab4ff4 100644
--- a/samples/wiremock-undertow-ssl/pom.xml
+++ b/samples/wiremock-undertow-ssl/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/wiremock-undertow/pom.xml b/samples/wiremock-undertow/pom.xml
index 002fcc6fb5..21f8d27b8e 100644
--- a/samples/wiremock-undertow/pom.xml
+++ b/samples/wiremock-undertow/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/wiremock/pom.xml b/samples/wiremock/pom.xml
index 5ede2d10bf..a452696aec 100644
--- a/samples/wiremock/pom.xml
+++ b/samples/wiremock/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.2.0.BUILD-SNAPSHOT</version>
+		<version>2.2.0.M6</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProject/gradle.properties b/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProject/gradle.properties
index 964754f1e1..032ef7a5e9 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProject/gradle.properties
+++ b/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProject/gradle.properties
@@ -16,5 +16,5 @@
 wiremockVersion=2.24.1
 jsonAssertVersion=0.4.13
 verifierVersion=2.2.0.BUILD-SNAPSHOT
-bootVersion=2.2.0.BUILD-SNAPSHOT
+bootVersion=2.2.0.M6
 groovyVersion=2.4.17
diff --git a/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProjectKotlin/gradle.properties b/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProjectKotlin/gradle.properties
index 964754f1e1..032ef7a5e9 100644
--- a/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProjectKotlin/gradle.properties
+++ b/spring-cloud-contract-tools/spring-cloud-contract-gradle-plugin/src/test/resources/functionalTest/scenarioProjectKotlin/gradle.properties
@@ -16,5 +16,5 @@
 wiremockVersion=2.24.1
 jsonAssertVersion=0.4.13
 verifierVersion=2.2.0.BUILD-SNAPSHOT
-bootVersion=2.2.0.BUILD-SNAPSHOT
+bootVersion=2.2.0.M6
 groovyVersion=2.4.17