diff --git a/prototype/Doubt.xcodeproj/xcshareddata/xcschemes/doubt-difftool.xcscheme b/prototype/Doubt.xcodeproj/xcshareddata/xcschemes/doubt-difftool.xcscheme
index d39788a85..ffcc5c44d 100644
--- a/prototype/Doubt.xcodeproj/xcshareddata/xcschemes/doubt-difftool.xcscheme
+++ b/prototype/Doubt.xcodeproj/xcshareddata/xcschemes/doubt-difftool.xcscheme
@@ -64,7 +64,7 @@
       <CommandLineArguments>
          <CommandLineArgument
             argument = "--unified"
-            isEnabled = "YES">
+            isEnabled = "NO">
          </CommandLineArgument>
          <CommandLineArgument
             argument = "https://raw.githubusercontent.com/jquery/jquery/2.1.0/src/effects.js"