@@ -25,11 +25,11 @@
 {
 	OFHash *hashObject;
 }
 
 #ifdef OF_HAVE_PROPERTIES
-@property (readonly, assign) OFHash *hashObject;
+@property (readonly, retain, nonatomic) OFHash *hashObject;
 #endif
 
 /**
  * \param class_ The class of the object which caused the exception
  * \param hash The hash which has already been calculated