diff --git a/Signal.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings b/Signal.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
index 949b678982..f9b0d7c5ea 100644
--- a/Signal.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
+++ b/Signal.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings
@@ -2,7 +2,7 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
-	<key>BuildSystemType</key>
-	<string>Original</string>
+	<key>PreviewsEnabled</key>
+	<false/>
 </dict>
 </plist>