diff --git a/pom.xml b/pom.xml
index 15bb0fe10a..b1ea9709dd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,6 +37,8 @@
 
 		<maven.compiler.source>1.8</maven.compiler.source>
 		<maven.compiler.target>1.8</maven.compiler.target>
+
+		<rs.version>139</rs.version>
 	</properties>
 
 	<scm>