diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index ac54624..6584cd0 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -16,8 +16,7 @@
 
 # xosproject/onos-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.1.50
-
+FROM xosproject/xos-synchronizer-base:2.2.1
 COPY xos/synchronizer /opt/xos/synchronizers/onos
 COPY VERSION /opt/xos/synchronizers/onos/