diff --git a/Objects/stringobject.c b/Objects/stringobject.c
index 693f773..046fd1b 100644
--- a/Objects/stringobject.c
+++ b/Objects/stringobject.c
@@ -2173,7 +2173,9 @@ PyDoc_STRVAR(translate__doc__,
 Return a copy of the string S, where all characters occurring\n\
 in the optional argument deletechars are removed, and the\n\
 remaining characters have been mapped through the given\n\
-translation table, which must be a string of length 256.");
+translation table, which must be a string of length 256.\n\
+If the table argument is None, the translation only deletes\n\
+characters.");
 
 static PyObject *
 string_translate(PyStringObject *self, PyObject *args)