diff --git a/stubs/openpyxl/openpyxl/worksheet/worksheet.pyi b/stubs/openpyxl/openpyxl/worksheet/worksheet.pyi
index 42b34079c884..0fd8a84ef379 100644
--- a/stubs/openpyxl/openpyxl/worksheet/worksheet.pyi
+++ b/stubs/openpyxl/openpyxl/worksheet/worksheet.pyi
@@ -150,7 +150,7 @@ class Worksheet(_WorkbookChild):
     @property
     def rows(self) -> Generator[tuple[Cell, ...], None, None]: ...
     @property
-    def values(self) -> Generator[tuple[_CellValue, ...], None, None]: ...
+    def values(self) -> Generator[tuple[_CellValue | None, ...]]: ...
     @overload
     def iter_cols(
         self, min_col: int | None, max_col: int | None, min_row: int | None, max_row: int | None, values_only: Literal[True]