diff --git a/reviewrot/gitlabstack.py b/reviewrot/gitlabstack.py
index 6bca5ef..cd607a3 100644
--- a/reviewrot/gitlabstack.py
+++ b/reviewrot/gitlabstack.py
@@ -222,7 +222,7 @@ def get_last_comment(self, mr):
             last comment (LastComment): Returns namedtuple LastComment
             with data related to last comment
         """
-        for note in mr.notes.list():
+        for note in mr.notes.list(iterator=True):
             if not note.system:
                 return LastComment(
                     author=note.author["username"],