diff --git a/Objects/tupleobject.c b/Objects/tupleobject.c
index 9bb91a5..7ee06e2 100644
--- a/Objects/tupleobject.c
+++ b/Objects/tupleobject.c
@@ -730,7 +730,8 @@
         return tupleitem(self, i);
     }
     else if (PySlice_Check(item)) {
-        Py_ssize_t start, stop, step, slicelength, cur, i;
+        Py_ssize_t start, stop, step, slicelength, i;
+        size_t cur;
         PyObject* result;
         PyObject* it;
         PyObject **src, **dest;