diff --git a/packages/flutter/lib/src/rendering/object.dart b/packages/flutter/lib/src/rendering/object.dart
index 5eae165bdf22b261c6b635422f045c81d1499109..95e1c1ff23ac53dbab39f2c9c8e9e7f6f56ce0df 100644
--- a/packages/flutter/lib/src/rendering/object.dart
+++ b/packages/flutter/lib/src/rendering/object.dart
@@ -4051,7 +4051,7 @@ abstract class RenderObject with DiagnosticableTreeMixin implements HitTestTarge
   // (with the signature being whatever passes for coordinates for this
   // particular class):
   //
-  // bool hitTest(HitTestResult result, { Offset position }) {
+  // bool hitTest(HitTestResult result, { required Offset position }) {
   //   // If the given position is not inside this node, then return false.
   //   // Otherwise:
   //   // For each child that intersects the position, in z-order starting from