@@ -25,11 +25,11 @@
 {
 	OFThread *thread;
 }
 
 #ifdef OF_HAVE_PROPERTIES
-@property (readonly, assign) OFThread *thread;
+@property (readonly, retain, nonatomic) OFThread *thread;
 #endif
 
 /**
  * \param class_ The class of the object which caused the exception
  * \param thread The thread which could not be started