Index: src/OFThread.m
==================================================================
--- src/OFThread.m
+++ src/OFThread.m
@@ -106,11 +106,12 @@
 	OFString *name = thread->_name;
 
 	if (name == nil)
 		name = [thread className];
 
-	rename_thread(get_pthread_thread_id(thread->thread), [name UTF8String]);
+	rename_thread(get_pthread_thread_id(thread->_thread),
+	    [name UTF8String]);
 #endif
 }
 
 @implementation OFThread
 #if defined(OF_HAVE_PROPERTIES) && defined(OF_HAVE_BLOCKS)