diff --git a/src/cereggii/cereggii.c b/src/cereggii/cereggii.c
index c18da0b3..20756800 100644
--- a/src/cereggii/cereggii.c
+++ b/src/cereggii/cereggii.c
@@ -343,24 +343,24 @@ PyInit__cereggii(void)
 
     if (PyType_Ready(&CereggiiConstant_Type) < 0)
         return NULL;
-//    if (PyType_Ready(&AtomicDict_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicDictMeta_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicDictBlock_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicDictAccessorStorage_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicDictFastIterator_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicEvent_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicRef_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicInt_Type) < 0)
-//        return NULL;
-//    if (PyType_Ready(&AtomicIntHandle_Type) < 0)
-//        return NULL;
+    if (PyType_Ready(&AtomicDict_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicDictMeta_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicDictBlock_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicDictAccessorStorage_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicDictFastIterator_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicEvent_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicRef_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicInt_Type) < 0)
+        return NULL;
+    if (PyType_Ready(&AtomicIntHandle_Type) < 0)
+        return NULL;
 
     m = PyModule_Create(&cereggii_module);
     if (m == NULL)
@@ -394,44 +394,44 @@ PyInit__cereggii(void)
         goto fail;
     }
 
-//    Cereggii_ExpectationFailed = PyErr_NewException("cereggii.ExpectationFailed", NULL, NULL);
-//    if (Cereggii_ExpectationFailed == NULL)
-//        goto fail;
-//    Py_INCREF(Cereggii_ExpectationFailed);
-//    if (PyModule_AddObject(m, "ExpectationFailed", Cereggii_ExpectationFailed) < 0) {
-//        Py_DECREF(Cereggii_ExpectationFailed);
-//        goto fail;
-//    }
-//
-//    Py_INCREF(&AtomicDict_Type);
-//    if (PyModule_AddObject(m, "AtomicDict", (PyObject *) &AtomicDict_Type) < 0) {
-//        Py_DECREF(&AtomicDict_Type);
-//        goto fail;
-//    }
-//
-//    Py_INCREF(&AtomicEvent_Type);
-//    if (PyModule_AddObject(m, "AtomicEvent", (PyObject *) &AtomicEvent_Type) < 0) {
-//        Py_DECREF(&AtomicEvent_Type);
-//        goto fail;
-//    }
-//
-//    Py_INCREF(&AtomicRef_Type);
-//    if (PyModule_AddObject(m, "AtomicRef", (PyObject *) &AtomicRef_Type) < 0) {
-//        Py_DECREF(&AtomicRef_Type);
-//        goto fail;
-//    }
-//
-//    Py_INCREF(&AtomicInt_Type);
-//    if (PyModule_AddObject(m, "AtomicInt", (PyObject *) &AtomicInt_Type) < 0) {
-//        Py_DECREF(&AtomicInt_Type);
-//        goto fail;
-//    }
-//
-//    Py_INCREF(&AtomicIntHandle_Type);
-//    if (PyModule_AddObject(m, "AtomicIntHandle", (PyObject *) &AtomicIntHandle_Type) < 0) {
-//        Py_DECREF(&AtomicIntHandle_Type);
-//        goto fail;
-//    }
+    Cereggii_ExpectationFailed = PyErr_NewException("cereggii.ExpectationFailed", NULL, NULL);
+    if (Cereggii_ExpectationFailed == NULL)
+        goto fail;
+    Py_INCREF(Cereggii_ExpectationFailed);
+    if (PyModule_AddObject(m, "ExpectationFailed", Cereggii_ExpectationFailed) < 0) {
+        Py_DECREF(Cereggii_ExpectationFailed);
+        goto fail;
+    }
+
+    Py_INCREF(&AtomicDict_Type);
+    if (PyModule_AddObject(m, "AtomicDict", (PyObject *) &AtomicDict_Type) < 0) {
+        Py_DECREF(&AtomicDict_Type);
+        goto fail;
+    }
+
+    Py_INCREF(&AtomicEvent_Type);
+    if (PyModule_AddObject(m, "AtomicEvent", (PyObject *) &AtomicEvent_Type) < 0) {
+        Py_DECREF(&AtomicEvent_Type);
+        goto fail;
+    }
+
+    Py_INCREF(&AtomicRef_Type);
+    if (PyModule_AddObject(m, "AtomicRef", (PyObject *) &AtomicRef_Type) < 0) {
+        Py_DECREF(&AtomicRef_Type);
+        goto fail;
+    }
+
+    Py_INCREF(&AtomicInt_Type);
+    if (PyModule_AddObject(m, "AtomicInt", (PyObject *) &AtomicInt_Type) < 0) {
+        Py_DECREF(&AtomicInt_Type);
+        goto fail;
+    }
+
+    Py_INCREF(&AtomicIntHandle_Type);
+    if (PyModule_AddObject(m, "AtomicIntHandle", (PyObject *) &AtomicIntHandle_Type) < 0) {
+        Py_DECREF(&AtomicIntHandle_Type);
+        goto fail;
+    }
 
     return m;
     fail: