diff --git a/packages/flutter_tools/lib/src/ios/xcodeproj.dart b/packages/flutter_tools/lib/src/ios/xcodeproj.dart
index 6d43076175..6542a3f0e2 100644
--- a/packages/flutter_tools/lib/src/ios/xcodeproj.dart
+++ b/packages/flutter_tools/lib/src/ios/xcodeproj.dart
@@ -211,7 +211,7 @@ class XcodeProjectInterpreter {
         ...<String>['-configuration', configuration],
       if (target != null)
         ...<String>['-target', target],
-      if (buildContext.sdk == XcodeSdk.IPhoneSimulator || buildContext.sdk == XcodeSdk.WatchSimulator)
+      if (buildContext.sdk == XcodeSdk.IPhoneSimulator)
         ...<String>['-sdk', 'iphonesimulator'],
       '-destination',
       if (deviceId != null)
diff --git a/packages/flutter_tools/lib/src/xcode_project.dart b/packages/flutter_tools/lib/src/xcode_project.dart
index 85c135cf97..f00fccd368 100644
--- a/packages/flutter_tools/lib/src/xcode_project.dart
+++ b/packages/flutter_tools/lib/src/xcode_project.dart
@@ -190,7 +190,7 @@ abstract class XcodeBasedProject extends FlutterProjectPlatform  {
       (EnvironmentType.physical, _) when isWatch => XcodeSdk.WatchOS,
       (EnvironmentType.simulator, _) when isWatch => XcodeSdk.WatchSimulator,
       (EnvironmentType.physical, IosProject _) => XcodeSdk.IPhoneOS,
-      (EnvironmentType.simulator, IosProject _) => XcodeSdk.WatchSimulator,
+      (EnvironmentType.simulator, IosProject _) => XcodeSdk.IPhoneSimulator,
       (EnvironmentType.physical, MacOSProject _) => XcodeSdk.MacOSX,
       (_, _) => throw ArgumentError('Unsupported SDK')
     };
diff --git a/packages/flutter_tools/test/general.shard/ios/xcodeproj_test.dart b/packages/flutter_tools/test/general.shard/ios/xcodeproj_test.dart
index 9a5fce0671..a39a495944 100644
--- a/packages/flutter_tools/test/general.shard/ios/xcodeproj_test.dart
+++ b/packages/flutter_tools/test/general.shard/ios/xcodeproj_test.dart
@@ -448,8 +448,6 @@ void main() {
           'xcodebuild',
           '-project',
           '/',
-          '-sdk',
-          'iphonesimulator',
           '-destination',
           'generic/platform=watchOS Simulator',
           '-showBuildSettings',