diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index 248223c..5c838cc 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -16,7 +16,7 @@
 
 # xosproject/vtn-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.0.0
+FROM xosproject/xos-synchronizer-base:2.1.9
 
 COPY xos/synchronizer /opt/xos/synchronizers/vtn
 COPY VERSION /opt/xos/synchronizers/vtn/
diff --git a/VERSION b/VERSION
index 3eefcb9..7dea76e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.0
+1.0.1