diff --git a/kitty/child.py b/kitty/child.py
index 0c04e31a3..14683748e 100644
--- a/kitty/child.py
+++ b/kitty/child.py
@@ -25,7 +25,6 @@
 
 class InheritableFile(Protocol):
 
-    def close(self) -> None: ...
     def fileno(self) -> int: ...