diff --git a/shopify_auth/session_tokens/middleware.py b/shopify_auth/session_tokens/middleware.py
index 78a33f3..4f98f16 100644
--- a/shopify_auth/session_tokens/middleware.py
+++ b/shopify_auth/session_tokens/middleware.py
@@ -41,6 +41,7 @@ def get_user(token):
         JWTClaimsError,
         AssertionError,
         ObjectDoesNotExist,
+        KeyError,
     ) as e:
         logging.warning(f"Login user failed: {e}.")