diff --git a/src/if_py_both.h b/src/if_py_both.h
index eae3894..6188f47 100644
--- a/src/if_py_both.h
+++ b/src/if_py_both.h
@@ -4196,7 +4196,7 @@
     if (iterator == NULL)
 	return -1;
 
-    while ((item = PyIter_Next(obj)))
+    while ((item = PyIter_Next(iterator)))
     {
 	li = listitem_alloc();
 	if (li == NULL)