diff --git a/spring-integration-mqtt/gradle.properties b/spring-integration-mqtt/gradle.properties
index 60c570c..2db7ae7 100644
--- a/spring-integration-mqtt/gradle.properties
+++ b/spring-integration-mqtt/gradle.properties
@@ -1 +1 @@
-version=4.0.0.M1
+version=4.0.0.BUILD-SNAPSHOT