diff --git a/.renovaterc.json b/.renovaterc.json
index f1dcb459014834ad244661cb1d2b928fc691c180..dfc43415a3db54a8d3214e2ee9a6f959a05a4a65 100644
--- a/.renovaterc.json
+++ b/.renovaterc.json
@@ -12,10 +12,12 @@
   },
   "packageRules": [
     {
-      "matchPackagePrefixes": [
-        "symfony/"
-      ],
+      "matchPackagePrefixes": ["symfony/"],
       "allowedVersions": "<6"
+    },
+    {
+      "matchPackageNames": ["friendsofphp/php-cs-fixer"],
+      "allowedVersions": "<3.5"
     }
   ]
 }
\ No newline at end of file