diff --git a/stdlib/tkinter/__init__.pyi b/stdlib/tkinter/__init__.pyi
index dcac61d77..e2b4eca1e 100644
--- a/stdlib/tkinter/__init__.pyi
+++ b/stdlib/tkinter/__init__.pyi
@@ -3736,6 +3736,7 @@ class PhotoImage(Image, _PhotoImageLike):
         self,
         data: (
             str
+            | bytes
             | list[str]
             | list[list[str]]
             | list[tuple[str, ...]]
@@ -3743,7 +3744,7 @@ class PhotoImage(Image, _PhotoImageLike):
             | tuple[list[str], ...]
             | tuple[tuple[str, ...], ...]
         ),
-        to: tuple[int, int] | None = None,
+        to: tuple[int, int] | tuple[int, int, int, int] | None = None,
     ) -> None: ...
     if sys.version_info >= (3, 13):
         def read(