diff --git a/elasticsearch/pom.xml b/elasticsearch/pom.xml
index 74af5503..31b39065 100644
--- a/elasticsearch/pom.xml
+++ b/elasticsearch/pom.xml
@@ -16,7 +16,7 @@
 	<url>https://github.com/spring-projects/spring-data-elasticsearch</url>
 
 	<properties>
-		<elasticsearch.version>5.4.0</elasticsearch.version>
+		<spring-data-releasetrain.version>Kay-BUILD-SNAPSHOT</spring-data-releasetrain.version>
 	</properties>
 
 	<modules>