diff --git a/.gitignore b/.gitignore
index 44b5eb56..62a6c6a1 100755
--- a/.gitignore
+++ b/.gitignore
@@ -120,3 +120,4 @@ __pycache__
 *~
 attic/world/*.c25519
 attic/world/mkworld
+workspace/
diff --git a/macui/ZeroTier One.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/macui/ZeroTier One.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
new file mode 100644
index 00000000..18d98100
--- /dev/null
+++ b/macui/ZeroTier One.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist	
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>