diff --git a/src/python-cellframe.c b/src/python-cellframe.c
index 875636a2961a990c8d4eb3faa95a134afa462a90..012fd73156dd899bab523316c333891c17ce6db5 100644
--- a/src/python-cellframe.c
+++ b/src/python-cellframe.c
@@ -328,7 +328,8 @@ PyObject *python_cellframe_init(PyObject *self, PyObject *args){
 PyMODINIT_FUNC PyInit_libCellFrame(void){
 
     if (PyType_Ready(&DapCoreObjectType) < 0 || PyType_Ready(&dapCrypto_dapCryptoType) < 0 ||
-            PyType_Ready(&ServerCore_ServerCoreType) < 0 || PyType_Ready(&dapEvents_dapEventsType) < 0 ||
+            PyType_Ready(&dapCrypto_dapCryptoCertType) < 0 ||
+           PyType_Ready(&ServerCore_ServerCoreType) < 0 || PyType_Ready(&dapEvents_dapEventsType) < 0 ||
             PyType_Ready(&dapEventsSocket_dapEventsSocketType) < 0 ||
             PyType_Ready(&CryptoKeyTypeObjecy_CryptoKeyTypeObjecyType) < 0 ||
             PyType_Ready(&CryptoDataTypeObjecy_CryptoDataTypeObjecyType) < 0 ||
@@ -409,7 +410,7 @@ PyMODINIT_FUNC PyInit_libCellFrame(void){
     PyModule_AddObject(module, "ChainType", (PyObject*)&dapChainTypeObject_dapChainTypeType);
     PyModule_AddObject(module, "ChainAtomIter", (PyObject*)&dapChainAtomPtr_dapChainAtomPtrType);
     PyModule_AddObject(module, "ChainCell", (PyObject*)&DapChainCell_DapChainCellObjectType);
-////    PyModule_AddObject(module, "ChainCommon", (PyObject*)&ChainCommonObject_ChainCommonType);
+//    PyModule_AddObject(module, "ChainCommon", (PyObject*)&ChainCommonObject_ChainCommonType);
 
 //    PyModule_AddObject(module, "ChainID", (PyObject*)&DapChainIDObject_DapChainIDType);
     PyModule_AddObject(module, "ChainCellID", (PyObject*)&DapChainCellIDObject_DapChainCellIDType);