diff --git a/Dockerfile b/Dockerfile
index f96f9f4..4b05fc2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.10.0-slim@sha256:3524d9553dd1ea815d9e3ff07a0ccafe878a9403fb5f9956dc6ad86075ac345f
+FROM python:3.11.4-slim@sha256:364ee1a9e029fb7b60102ae56ff52153ccc929ceab9aa387402fe738432d24cc
 
 MAINTAINER mail@sp-codes.de
 
diff --git a/renovate.json b/renovate.json
index 961bf16..e5d4fb7 100644
--- a/renovate.json
+++ b/renovate.json
@@ -5,5 +5,15 @@
   "baseBranches": [
     "main"
   ],
-  "rangeStrategy": "bump"
+  "rangeStrategy": "bump",
+  "rebaseWhen": "behind-base-branch",
+  "automergeType": "branch",
+  "packageRules": [
+    {
+      "datasources": [
+        "docker"
+      ],
+      "automerge": true
+    }
+  ]
 }