diff --git a/default.json b/default.json
index 5207a0b..ce78444 100644
--- a/default.json
+++ b/default.json
@@ -14,7 +14,8 @@
         "pin",
         "digest"
       ],
-      "automerge": true
+      "automerge": true,
+      "automergeType": "pr"
     }
   ],
   "branchPrefix": "renovate_",