diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index a201914..d2ec0e6 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -14,7 +14,7 @@
 
 # xosproject/exampleservice-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.1.21
+FROM xosproject/xos-synchronizer-base:2.1.22
 
 COPY xos/synchronizer /opt/xos/synchronizers/exampleservice
 COPY VERSION /opt/xos/synchronizers/exampleservice/
diff --git a/VERSION b/VERSION
index ccbccc3..c043eea 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.2.0
+2.2.1