diff --git a/AppKit/CPTheme.j b/AppKit/CPTheme.j
index 499aaa8f7..77bac886d 100644
--- a/AppKit/CPTheme.j
+++ b/AppKit/CPTheme.j
@@ -22,7 +22,7 @@
 
 @import <Foundation/CPObject.j>
 @import <Foundation/CPString.j>
-
+@import <Foundation/CPKeyedUnarchiver.j>
 
 var CPThemesByName      = { },
     CPThemeDefaultTheme = nil;