diff --git a/Modules/cjkcodecs/cjkcodecs.h b/Modules/cjkcodecs/cjkcodecs.h
index fb6b5ce..89c644c 100644
--- a/Modules/cjkcodecs/cjkcodecs.h
+++ b/Modules/cjkcodecs/cjkcodecs.h
@@ -389,12 +389,24 @@
 #endif
 
 #define I_AM_A_MODULE_FOR(loc)						\
-	void								\
-	init_codecs_##loc(void)						\
+	static struct PyModuleDef __module = {				\
+		PyModuleDef_HEAD_INIT,					\
+		"_codecs_"#loc,						\
+		NULL,							\
+		0,							\
+		__methods,						\
+		NULL,							\
+		NULL,							\
+		NULL,							\
+		NULL							\
+	};								\
+	PyObject*							\
+	PyInit__codecs_##loc(void)					\
 	{								\
-		PyObject *m = Py_InitModule("_codecs_" #loc, __methods);\
+		PyObject *m = PyModule_Create(&__module);		\
 		if (m != NULL)						\
 			(void)register_maps(m);				\
+		return m;						\
 	}
 
 #endif
diff --git a/Modules/cjkcodecs/multibytecodec.c b/Modules/cjkcodecs/multibytecodec.c
index 26dd8dd..546f4e2 100644
--- a/Modules/cjkcodecs/multibytecodec.c
+++ b/Modules/cjkcodecs/multibytecodec.c
@@ -1778,8 +1778,21 @@
 	{NULL, NULL},
 };
 
+
+static struct PyModuleDef _multibytecodecmodule = {
+	PyModuleDef_HEAD_INIT,
+	"_multibytecodec",
+	NULL,
+	-1,
+	__methods,
+	NULL,
+	NULL,
+	NULL,
+	NULL
+};
+
 PyMODINIT_FUNC
-init_multibytecodec(void)
+PyInit__multibytecodec(void)
 {
 	int i;
 	PyObject *m;
@@ -1792,20 +1805,24 @@
 	};
 
 	if (PyType_Ready(&MultibyteCodec_Type) < 0)
-		return;
+		return NULL;
 
-	m = Py_InitModule("_multibytecodec", __methods);
+	m = PyModule_Create(&_multibytecodecmodule);
 	if (m == NULL)
-		return;
+		return NULL;
 
 	for (i = 0; typelist[i] != NULL; i++) {
 		if (PyType_Ready(typelist[i]) < 0)
-			return;
+			return NULL;
 		Py_INCREF(typelist[i]);
 		PyModule_AddObject(m, typelist[i]->tp_name,
 				   (PyObject *)typelist[i]);
 	}
 
-	if (PyErr_Occurred())
+	if (PyErr_Occurred()) {
 		Py_FatalError("can't initialize the _multibytecodec module");
+		Py_DECREF(m);
+		m = NULL;
+	}
+	return m;
 }