diff --git a/Modules/sha256module.c b/Modules/sha256module.c
index a5dc9ad..928d1d4 100644
--- a/Modules/sha256module.c
+++ b/Modules/sha256module.c
@@ -503,7 +503,7 @@
 static PyObject *
 SHA256_get_block_size(PyObject *self, void *closure)
 {
-    return PyInt_FromLong(SHA_BLOCKSIZE);
+    return PyLong_FromLong(SHA_BLOCKSIZE);
 }
 
 static PyObject *