diff --git a/include/wrapping_dap_chain_common.h b/include/wrapping_dap_chain_common.h
index d2497ef85c0931aef393b65f4807719126529a63..cb82d90c8aa6ba9e423e731a4546daf12c0b2d1e 100644
--- a/include/wrapping_dap_chain_common.h
+++ b/include/wrapping_dap_chain_common.h
@@ -295,10 +295,61 @@ static PyTypeObject DapChainNetSrvPriceUnitUIDObject_DapChainNetSrvPriceUnitUIDO
 };
 /*=================*/
 
+/* Chain cell id */
+typedef struct PyDapChainID{
+    PyObject_HEAD
+    dap_chain_id_t chain_id;
+}PyDapChainIDObject;
+
+static PyTypeObject DapChainIDObject_DapChainIDType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "CellFrame.ChainID"  ,       /* tp_name */
+    sizeof(PyDapChainIDObject),  /* tp_basicsize */
+    0,                               /* tp_itemsize */
+    0,                               /* tp_dealloc */
+    0,                               /* tp_print */
+    0,                               /* tp_getattr */
+    0,                               /* tp_setattr */
+    0,                               /* tp_reserved */
+    0,                               /* tp_repr */
+    0,                               /* tp_as_number */
+    0,                               /* tp_as_sequence */
+    0,                               /* tp_as_mapping */
+    0,                               /* tp_hash  */
+    0,                               /* tp_call */
+    0,                               /* tp_str */
+    0,                               /* tp_getattro */
+    0,                               /* tp_setattro */
+    0,                               /* tp_as_buffer */
+    Py_TPFLAGS_DEFAULT |
+        Py_TPFLAGS_BASETYPE,         /* tp_flags */
+    "Chain id object",          /* tp_doc */
+    0,		                         /* tp_traverse */
+    0,		                         /* tp_clear */
+    0,		                         /* tp_richcompare */
+    0,                               /* tp_weaklistoffset */
+    0,		                         /* tp_iter */
+    0,		                         /* tp_iternext */
+    0,                               /* tp_methods */
+    0,                               /* tp_members */
+    0,                               /* tp_getset */
+    0,                               /* tp_base */
+    0,                               /* tp_dict */
+    0,                               /* tp_descr_get */
+    0,                               /* tp_descr_set */
+    0,                               /* tp_dictoffset */
+    0,                               /* tp_init */
+    0,                               /* tp_alloc */
+    PyType_GenericNew,               /* tp_new */
+};
+
+
+/*=================*/
+
 /* Chain cell id */
 typedef struct PyDapChainCellID{
     PyObject_HEAD
-    dap_chain_id_t *cell_id;
+    dap_chain_cell_id_t *cell_id;
 }PyDapChainCellIDObject;
 
 static PyTypeObject DapChainCellIDObject_DapChainCellIDType = {