diff --git a/stubs/openpyxl/openpyxl/styles/named_styles.pyi b/stubs/openpyxl/openpyxl/styles/named_styles.pyi
index e601c0714dea..805034cff490 100644
--- a/stubs/openpyxl/openpyxl/styles/named_styles.pyi
+++ b/stubs/openpyxl/openpyxl/styles/named_styles.pyi
@@ -51,7 +51,7 @@ class NamedStyle(Serialisable):
 class NamedStyleList(list[NamedStyle]):
     @property
     def names(self) -> list[str]: ...
-    def __getitem__(self, key: int) -> NamedStyle: ...
+    def __getitem__(self, key: int | str) -> NamedStyle: ...  # type: ignore[override]
     def append(self, style: NamedStyle) -> None: ...
 
 class _NamedCellStyle(Serialisable):