diff --git a/pom.xml b/pom.xml
index cc5a852d..c47d7ada 100644
--- a/pom.xml
+++ b/pom.xml
@@ -138,5 +138,5 @@
 			<version>2.10.1</version>
 		</dependency>
 	</dependencies>
-	<version>2.0</version>
+	<version>1.9.1</version>
 </project>