Reword message
diff --git a/Objects/intobject.c b/Objects/intobject.c
index b7ac16b..25a01c2 100644
--- a/Objects/intobject.c
+++ b/Objects/intobject.c
@@ -928,7 +928,7 @@
 	if (!PyInt_Check(tmp)) {
 		if (!PyLong_Check(tmp)) {
 			PyErr_SetString(PyExc_ValueError,
-					"value must be convertable to an int");
+					"value can't be converted to int");
 			Py_DECREF(tmp);
 			return NULL;
 		}