diff --git a/services/comms/mas-deployment.yaml b/services/comms/mas-deployment.yaml
index b29f0a8..6176ea0 100644
--- a/services/comms/mas-deployment.yaml
+++ b/services/comms/mas-deployment.yaml
@@ -13,7 +13,7 @@ spec:
   template:
     metadata:
       annotations:
-        checksum/config: v5-adminapi-3
+        checksum/config: v5-adminapi-4
       labels:
         app: matrix-authentication-service
     spec: