diff --git a/packages/flutter_tools/lib/src/ios/ios_workflow.dart b/packages/flutter_tools/lib/src/ios/ios_workflow.dart
index 43c9e9f074..e3d2263d59 100644
--- a/packages/flutter_tools/lib/src/ios/ios_workflow.dart
+++ b/packages/flutter_tools/lib/src/ios/ios_workflow.dart
@@ -96,6 +96,7 @@ class IOSWorkflow extends DoctorValidator implements Workflow {
         messages.add(new ValidationMessage.error(
             'Xcode installation is incomplete; a full installation is necessary for iOS development.\n'
             'Download at https://developer.apple.com/xcode/download/.'
+            'Once installed, run \'sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer\'.'
         ));
       }
     }