@@ -18,12 +18,12 @@
 OF_ASSUME_NONNULL_BEGIN
 
 @interface OFInvertedCharacterSet: OFCharacterSet
 {
 	OFCharacterSet *_characterSet;
-	bool (*_characterIsMember)(id, SEL, of_unichar_t);
+	bool (*_characterIsMember)(id, SEL, OFUnichar);
 }
 
 - (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet;
 @end
 
 OF_ASSUME_NONNULL_END