diff --git a/renovate.json b/renovate.json
index 7ae12b0..711af28 100644
--- a/renovate.json
+++ b/renovate.json
@@ -4,8 +4,8 @@
     {
       "customType": "regex",
       "description": "Detect SABnzbd release version pin",
-      "fileMatch": [
-        "^Dockerfile$"
+      "managerFilePatterns": [
+        "/^Dockerfile$/"
       ],
       "matchStrings": [
         "SABNZBD_VERSION=(?<currentValue>[0-9.]+)"
@@ -16,8 +16,8 @@
     {
       "customType": "regex",
       "description": "Detect Tini release version pin",
-      "fileMatch": [
-        "^Dockerfile$"
+      "managerFilePatterns": [
+        "/^Dockerfile$/"
       ],
       "matchStrings": [
         "TINI_VERSION\\s+v?(?<currentValue>[0-9.]+)"
@@ -28,8 +28,8 @@
     {
       "customType": "regex",
       "description": "Detect par2cmdline release version pin",
-      "fileMatch": [
-        "^Dockerfile$"
+      "managerFilePatterns": [
+        "/^Dockerfile$/"
       ],
       "matchStrings": [
         "PAR2CMDLINE_VERSION=v?(?<currentValue>[0-9a-z.]+-mt\\d+)"