diff --git a/engine/src/flutter/tools/debugger/debugger.cc b/engine/src/flutter/tools/debugger/debugger.cc
index bb7e5cf7a7..c8d7834819 100644
--- a/engine/src/flutter/tools/debugger/debugger.cc
+++ b/engine/src/flutter/tools/debugger/debugger.cc
@@ -201,8 +201,8 @@ class SkyDebugger : public mojo::ApplicationDelegate,
 }  // namespace debugger
 }  // namespace sky
 
-MojoResult MojoMain(MojoHandle shell_handle) {
+MojoResult MojoMain(MojoHandle application_request) {
   mojo::ApplicationRunnerChromium runner(new sky::debugger::SkyDebugger);
   runner.set_message_loop_type(base::MessageLoop::TYPE_IO);
-  return runner.Run(shell_handle);
+  return runner.Run(application_request);
 }
diff --git a/engine/src/flutter/tools/tester/tester.cc b/engine/src/flutter/tools/tester/tester.cc
index f0af25c665..ae2de39eef 100644
--- a/engine/src/flutter/tools/tester/tester.cc
+++ b/engine/src/flutter/tools/tester/tester.cc
@@ -165,7 +165,7 @@ class SkyTester : public mojo::ApplicationDelegate,
 }  // namespace tester
 }  // namespace examples
 
-MojoResult MojoMain(MojoHandle shell_handle) {
+MojoResult MojoMain(MojoHandle application_request) {
   mojo::ApplicationRunnerChromium runner(new sky::tester::SkyTester);
-  return runner.Run(shell_handle);
+  return runner.Run(application_request);
 }