diff --git a/renovate.json b/renovate.json
index 1c274686..7a93595d 100644
--- a/renovate.json
+++ b/renovate.json
@@ -25,7 +25,7 @@
       "description": "Allow only Alpine tag upgrades for all Alpine-based images",
       "matchDatasources": ["docker"],
       "packagePatterns": [".*alpine.*"],
-      "allowedVersions": "*alpine*",
+      "allowedVersions": "/.*alpine.*/",
       "groupName": "alpine-upgrades",
       "semanticCommitScope": "{{depName}}"
     },