diff --git a/src/Language/Python/Assignment.hs b/src/Language/Python/Assignment.hs
index 5c1e9701c..521075df4 100644
--- a/src/Language/Python/Assignment.hs
+++ b/src/Language/Python/Assignment.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE DataKinds, RankNTypes, TypeOperators #-}
+{-# OPTIONS_GHC -Wno-redundant-constraints #-} -- For HasCallStack
 module Language.Python.Assignment
 ( assignment
 , Syntax