diff --git a/k8s.json b/k8s.json
index daa72dc..75e3ad3 100644
--- a/k8s.json
+++ b/k8s.json
@@ -2,7 +2,7 @@
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "kubernetes": {
     "enabled": true,
-    "fileMatch": ["^k8s/*\\.json$"],
+    "fileMatch": ["^k8s/*\\.yaml$"],
     "labels": ["deps", "k8s"]
   }
 }