diff --git a/wrangler-example.toml b/wrangler-example.toml
index c4f7eec..932783b 100644
--- a/wrangler-example.toml
+++ b/wrangler-example.toml
@@ -17,6 +17,7 @@ kv_namespaces = [
 [[rules]]
 type = "Text"
 globs = ["**/*.css"]
+fallthrough = false
 
 # Workers Observability (keeps config in sync with dashboard toggle)
 [observability.logs]