diff --git a/renovate.json b/renovate.json
index 94c5bd1..eee1347 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,10 +1,17 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": ["github>hetznercloud/.github//renovate/default"],
-  "regexManagers": [
+  "extends": [
+    "github>hetznercloud/.github//renovate/default"
+  ],
+  "customManagers": [
     {
-      "fileMatch": ["^scripts/vendor.py$"],
-      "matchStrings": ["HCLOUD_VERSION = \"v(?<currentValue>.*)\""],
+      "customType": "regex",
+      "managerFilePatterns": [
+        "/^scripts/vendor.py$/"
+      ],
+      "matchStrings": [
+        "HCLOUD_VERSION = \"v(?<currentValue>.*)\""
+      ],
       "datasourceTemplate": "pypi",
       "depNameTemplate": "hcloud"
     }