diff --git a/src/buildstream/_context.py b/src/buildstream/_context.py
index 540f376..feec102 100644
--- a/src/buildstream/_context.py
+++ b/src/buildstream/_context.py
@@ -17,7 +17,7 @@
 #  Authors:
 #        Tristan Van Berkom <tristan.vanberkom@codethink.co.uk>
 
-from typing import TYPE_CHECKING, List, Dict, Set, Tuple, Optional, Iterable
+from typing import TYPE_CHECKING, List, Dict, Set, Optional, Iterable
 
 import os
 import shutil