diff --git a/mypy/sharedparse.py b/mypy/sharedparse.py
index ef2e4f720664..71d1dee8f7d6 100644
--- a/mypy/sharedparse.py
+++ b/mypy/sharedparse.py
@@ -10,6 +10,7 @@
     "__call__",
     "__complex__",
     "__contains__",
+    "__buffer__",
     "__del__",
     "__delattr__",
     "__delitem__",
@@ -31,6 +32,7 @@
     "__new__",
     "__oct__",
     "__pos__",
+    "__release_buffer__",
     "__repr__",
     "__reversed__",
     "__setattr__",