diff --git a/Python/Python-ast.c b/Python/Python-ast.c
index 86f09ed..b322039 100644
--- a/Python/Python-ast.c
+++ b/Python/Python-ast.c
@@ -3043,7 +3043,7 @@
         if (PyDict_SetItemString(d, "AST", (PyObject*)AST_type) < 0) return;
         if (PyModule_AddIntConstant(m, "PyCF_ONLY_AST", PyCF_ONLY_AST) < 0)
                 return;
-        if (PyModule_AddStringConstant(m, "__version__", "51600") < 0)
+        if (PyModule_AddStringConstant(m, "__version__", "51631") < 0)
                 return;
         if (PyDict_SetItemString(d, "mod", (PyObject*)mod_type) < 0) return;
         if (PyDict_SetItemString(d, "Module", (PyObject*)Module_type) < 0)