diff --git a/renovate.json b/renovate.json
index bd68a143..9c8e64cf 100644
--- a/renovate.json
+++ b/renovate.json
@@ -7,8 +7,8 @@
   "customManagers": [
     {
       "customType": "regex",
-      "fileMatch": [
-        "scripts/bundler.sh"
+      "managerFilePatterns": [
+        "/scripts/bundler.sh/"
       ],
       "matchStrings": [
         "JRE_RELEASE=[\"'](?<currentValue>.+?)[\"']\\s+"