diff --git a/src/python3.def b/src/python3.def
index 526e8cb..8a4aff5 100644
--- a/src/python3.def
+++ b/src/python3.def
@@ -764,6 +764,7 @@ PyEval_GetFrameBuiltins
 PyEval_GetFrameGlobals
 PyEval_GetFrameLocals
 Py_TYPE
+Py_REFCNT
 PyIter_NextItem
 PyLong_FromInt32
 PyLong_FromUInt32
@@ -773,6 +774,7 @@ PyLong_FromInt64
 PyLong_FromUInt64
 PyLong_AsInt64
 PyLong_AsUInt64
+PyType_GetBaseByToken
 PyBaseObject_Type DATA
 PyBool_Type DATA
 PyByteArrayIter_Type DATA