--- a/mercurial/base85.c
+++ b/mercurial/base85.c
@@ -35,7 +35,7 @@ b85encode(PyObject *self, PyObject *args
unsigned int acc, val, ch;
int pad = 0;
- if (!PyArg_ParseTuple(args, "s#|i", &text, &len, &pad))
+ if (!PyArg_ParseTuple(args, "t#|i", &text, &len, &pad))
return NULL;
if (pad)
@@ -82,7 +82,7 @@ b85decode(PyObject *self, PyObject *args
int len, i, j, olen, c, cap;
unsigned int acc;
- if (!PyArg_ParseTuple(args, "s#", &text, &len))
+ if (!PyArg_ParseTuple(args, "t#", &text, &len))
return NULL;
olen = len / 5 * 4;