diff --git a/renovate.json b/renovate.json
index a46a628..e415ed9 100644
--- a/renovate.json
+++ b/renovate.json
@@ -17,7 +17,7 @@
     {
       "matchDatasources": ["docker"],
       "matchPackagePatterns": [ ".*centos.*" ],
-      "versioning": "loose"
+      "extractVersion": "^stream(?<version>\\d+)$"
     }
   ],
   "regexManagers": [