diff --git a/stdlib/_tkinter.pyi b/stdlib/_tkinter.pyi
index 4206a2114f95..08eb00ca442b 100644
--- a/stdlib/_tkinter.pyi
+++ b/stdlib/_tkinter.pyi
@@ -77,7 +77,7 @@ class TkappType:
     def globalgetvar(self, *args, **kwargs): ...
     def globalsetvar(self, *args, **kwargs): ...
     def globalunsetvar(self, *args, **kwargs): ...
-    def interpaddr(self): ...
+    def interpaddr(self) -> int: ...
     def loadtk(self) -> None: ...
     def mainloop(self, threshold: int = 0, /): ...
     def quit(self): ...
diff --git a/stdlib/tkinter/__init__.pyi b/stdlib/tkinter/__init__.pyi
index c153ca499898..2a4657f86ce1 100644
--- a/stdlib/tkinter/__init__.pyi
+++ b/stdlib/tkinter/__init__.pyi
@@ -1021,7 +1021,7 @@ class Tk(Misc, Wm):
     def globalgetvar(self, *args, **kwargs): ...
     def globalsetvar(self, *args, **kwargs): ...
     def globalunsetvar(self, *args, **kwargs): ...
-    def interpaddr(self): ...
+    def interpaddr(self) -> int: ...
     def loadtk(self) -> None: ...
     def record(self, script, /): ...
     if sys.version_info < (3, 11):