diff --git a/shell/platform/common/cpp/client_wrapper/method_channel_unittests.cc b/shell/platform/common/cpp/client_wrapper/method_channel_unittests.cc
index 530332458d9ea..13cbb50f88c63 100644
--- a/shell/platform/common/cpp/client_wrapper/method_channel_unittests.cc
+++ b/shell/platform/common/cpp/client_wrapper/method_channel_unittests.cc
@@ -67,6 +67,7 @@ TEST(MethodChannelTest, Registration) {
         // result.
         EXPECT_EQ(call.method_name(), method_name);
         EXPECT_NE(result, nullptr);
+        result->Success();
       });
   EXPECT_EQ(messenger.last_message_handler_channel(), channel_name);
   EXPECT_NE(messenger.last_message_handler(), nullptr);