diff --git a/in-cluster/default.yaml b/in-cluster/default.yaml
index 73314d0..db8fb69 100644
--- a/in-cluster/default.yaml
+++ b/in-cluster/default.yaml
@@ -375,7 +375,7 @@ spec:
         checkName: Etcdserver Database Size Exceeded
         exclude: ""
         ignoreIfNoFiles: true
-        fileName: *
+        fileName: "*"
         regex: '(etcdserver)?.*mvcc.*database space exceeded'
         outcomes:
           - fail: