diff --git a/Enigma.xcworkspace/contents.xcworkspacedata b/Enigma.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..9d2da7c
--- /dev/null
+++ b/Enigma.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "group:Enigma.xcodeproj">
+   </FileRef>
+   <FileRef
+      location = "group:Plugboard.xcodeproj">
+   </FileRef>
+</Workspace>