diff --git a/av/container/core.pyi b/av/container/core.pyi
index f923ba01e..26e76ed2c 100644
--- a/av/container/core.pyi
+++ b/av/container/core.pyi
@@ -99,7 +99,7 @@ class Container:
         exc_type: Type[BaseException] | None,
         exc_val: BaseException | None,
         exc_tb: TracebackType | None,
-    ) -> bool: ...
+    ) -> None: ...
     def set_timeout(self, timeout: Real | None) -> None: ...
     def start_timeout(self) -> None: ...
     def chapters(self) -> list[Chapter]: ...