diff --git a/PC/_msi.c b/PC/_msi.c
index 504899d..01516e8 100644
--- a/PC/_msi.c
+++ b/PC/_msi.c
@@ -351,7 +351,7 @@ msiobj_dealloc(msiobj* msidb)
 {
     MsiCloseHandle(msidb->h);
     msidb->h = 0;
-    PyObject_Del(msidb);
+    PyObject_Free(msidb);
 }
 
 static PyObject*
diff --git a/PC/winreg.c b/PC/winreg.c
index fee51ac..d62a7be 100644
--- a/PC/winreg.c
+++ b/PC/winreg.c
@@ -145,7 +145,7 @@ PyHKEY_deallocFunc(PyObject *ob)
     PyHKEYObject *obkey = (PyHKEYObject *)ob;
     if (obkey->hkey)
         RegCloseKey((HKEY)obkey->hkey);
-    PyObject_DEL(ob);
+    PyObject_Free(ob);
 }
 
 static int
@@ -459,7 +459,7 @@ PyObject *
 PyHKEY_FromHKEY(HKEY h)
 {
     /* Inline PyObject_New */
-    PyHKEYObject *op = (PyHKEYObject *) PyObject_MALLOC(sizeof(PyHKEYObject));
+    PyHKEYObject *op = (PyHKEYObject *) PyObject_Malloc(sizeof(PyHKEYObject));
     if (op == NULL) {
         return PyErr_NoMemory();
     }