diff --git a/response_writer.go b/response_writer.go
index 43e828d712..5cec1f6616 100644
--- a/response_writer.go
+++ b/response_writer.go
@@ -61,6 +61,7 @@ func (w *responseWriter) WriteHeader(code int) {
 	if code > 0 && w.status != code {
 		if w.Written() {
 			debugPrint("[WARNING] Headers were already written. Wanted to override status code %d with %d", w.status, code)
+			return
 		}
 		w.status = code
 	}