@@ -122,10 +122,12 @@
 
 - (instancetype)initWithBase64EncodedString: (OFString *)string
 {
 	return (id)[[OFConcreteData alloc] initWithBase64EncodedString: string];
 }
+
+OF_SINGLETON_METHODS
 @end
 
 @implementation OFData
 + (void)initialize
 {