diff --git a/.github/renovate.json b/.github/renovate.json
index fc6901a24..b66e52496 100644
--- a/.github/renovate.json
+++ b/.github/renovate.json
@@ -86,7 +86,9 @@
   "customManagers": [
     {
       "customType": "regex",
-      "fileMatch": ["(^|/)\\.npmrc$"],
+      "managerFilePatterns": [
+        "/(^|/)\.npmrc$/"
+      ],
       "matchStrings": ["use-node-version=(?<currentValue>.*?)\\n"],
       "depNameTemplate": "node",
       "datasourceTemplate": "node-version"
@@ -94,7 +96,9 @@
     {
       "customType": "jsonata",
       "fileFormat": "toml",
-      "fileMatch": ["^rust-toolchain\\.toml$"],
+      "managerFilePatterns": [
+        "/^rust-toolchain\.toml$/"
+      ],
       "matchStrings": [
         "toolchain.( $contains(channel, /^\\d+\\.\\d+\\.\\d+$/) ? { 'currentValue': channel, 'depName': 'rust-lang/rust', 'datasource': 'github-releases', 'versioning': 'semver' } : $contains(channel, /^nightly-/) ? { 'currentValue': $substringAfter(channel, 'nightly-'), 'depName': 'rust-nightly', 'datasource': 'custom.rust-nightly', 'versioning': 'azure-rest-api' } : {} )"
       ],