@@ -17,12 +17,10 @@
 #include "config.h"
 
 #import "OFUnlockFailedException.h"
 #import "OFString.h"
 
-#import "OFNotImplementedException.h"
-
 #import "macros.h"
 
 @implementation OFUnlockFailedException
 + (instancetype)exceptionWithClass: (Class)class_
 			      lock: (id <OFLocking>)lock