diff --git a/Modules/_tkinter.c b/Modules/_tkinter.c
index 4c3e098..deb7f1c 100644
--- a/Modules/_tkinter.c
+++ b/Modules/_tkinter.c
@@ -750,7 +750,7 @@
 
 /* Like _str, but create Unicode if necessary. */
 PyDoc_STRVAR(PyTclObject_string__doc__, 
-"the string representation of this object, either as str8 or str8");
+"the string representation of this object, either as str8 or str");
 
 static PyObject *
 PyTclObject_string(PyTclObject *self, void *ignored)