@@ -16,10 +16,11 @@
 
 #include "config.h"
 
 #import "OFCharacterSet.h"
 #import "OFCharacterSet_bitset.h"
+#import "OFCharacterSet_invertedSet.h"
 #import "OFCharacterSet_range.h"
 
 static struct {
 	Class isa;
 } placeholder;
@@ -120,6 +121,12 @@
 
 - (bool)characterIsMember: (of_unichar_t)character
 {
 	OF_UNRECOGNIZED_SELECTOR
 }
+
+- (OFCharacterSet *)invertedSet
+{
+	return [[[OFCharacterSet_invertedSet alloc]
+	    of_initWithCharacterSet: self] autorelease];
+}
 @end