diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index 23a0f61..743a3c5 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -15,7 +15,7 @@
 # docker build -t xosproject/kubernetes-synchronizer:candidate -f Dockerfile.synchronizer .
 
 # xosproject/kubernetes-synchronizer
-FROM xosproject/xos-synchronizer-base:2.1.0
+FROM xosproject/xos-synchronizer-base:2.1.5
 
 COPY xos/synchronizer /opt/xos/synchronizers/kubernetes
 COPY VERSION /opt/xos/synchronizers/kubernetes/