diff --git a/renovate.json b/renovate.json
index 76d961d24..3b326617d 100644
--- a/renovate.json
+++ b/renovate.json
@@ -68,7 +68,7 @@
         "docker"
       ],
       "matchManagers": [
-        "regex"
+        "custom.regex"
       ],
       "groupName": "docker-custom-updates",
       "groupSlug": "docker-custom-updates",
@@ -87,7 +87,7 @@
         "docker"
       ],
       "matchManagers": [
-        "regex"
+        "custom.regex"
       ],
       "groupName": "docker-custom-automerge",
       "groupSlug": "docker-custom-automerge",