SEBA-271 unit test for field numbers

Change-Id: Idbb6e522fddea16e8ccb265446488ba07b427198
diff --git a/containers/chameleon/Dockerfile.chameleon b/containers/chameleon/Dockerfile.chameleon
index c37ef00..e10df7b 100644
--- a/containers/chameleon/Dockerfile.chameleon
+++ b/containers/chameleon/Dockerfile.chameleon
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # xosproject/chameleon
-FROM xosproject/xos-base:2.1.15
+FROM xosproject/xos-base:2.1.16
 
 # xos-base already has protoc and dependencies installed