@@ -206,11 +206,11 @@
 			objc_autoreleasePoolPop(pool);
 			pool = objc_autoreleasePoolPush();
 
 			ret = [OFMutableData dataWithCapacity: length];
 			[ret increaseCountBy: length];
-			buffer = ret.items;
+			buffer = ret.mutableItems;
 
 			continue;
 		default:
 			@throw [OFGetWindowsRegistryValueFailedException
 			    exceptionWithRegistryKey: self