Index: lldb.xcodeproj/xcshareddata/xcschemes/LLDB.xcscheme
===================================================================
--- lldb.xcodeproj/xcshareddata/xcschemes/LLDB.xcscheme
+++ lldb.xcodeproj/xcshareddata/xcschemes/LLDB.xcscheme
@@ -54,7 +54,6 @@
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       displayScaleIsEnabled = "NO"
       displayScale = "1.00"
-      enableThreadSanitizer = "YES"
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"
Index: lldb.xcodeproj/xcshareddata/xcschemes/darwin-debug.xcscheme
===================================================================
--- lldb.xcodeproj/xcshareddata/xcschemes/darwin-debug.xcscheme
+++ lldb.xcodeproj/xcshareddata/xcschemes/darwin-debug.xcscheme
@@ -45,7 +45,6 @@
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       displayScaleIsEnabled = "NO"
       displayScale = "1.00"
-      enableThreadSanitizer = "YES"
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"