diff --git a/tests/language/critical_edge2_test.dart b/tests/language/critical_edge2_test.dart
index ecaaec0f4e9..e54384f08b2 100644
--- a/tests/language/critical_edge2_test.dart
+++ b/tests/language/critical_edge2_test.dart
@@ -7,7 +7,7 @@
 
 import "package:expect/expect.dart";
 
-void parse(String uri) {
+String parse(String uri) {
   int index = 0;
   int char = -1;