diff --git a/dap_chain_global_db_driver_cdb.c b/dap_chain_global_db_driver_cdb.c
index a16afebe43e4cb7bbed867ed44606848b107a6d8..42624fcb9544960b6f0a22d34d0d0195c8c5a286 100644
--- a/dap_chain_global_db_driver_cdb.c
+++ b/dap_chain_global_db_driver_cdb.c
@@ -74,7 +74,7 @@ static inline uint64_t dap_cdb_hex_to_uint(char *arr, short size) {
 }
 
 static void cdb_serialize_val_to_dap_store_obj(pdap_store_obj_t a_obj, char *key, char *val) {
-    if (!key || !val) {
+    if (!key || !val  ) {
         a_obj = NULL;
         return;
     }
diff --git a/dap_chain_global_db_driver_cdb.h b/dap_chain_global_db_driver_cdb.h
index e24254f06d64ffd3e4b7d7589b05d3f691a97861..8d7612658220d05de80bf5f0a592adf66935f5ee 100644
--- a/dap_chain_global_db_driver_cdb.h
+++ b/dap_chain_global_db_driver_cdb.h
@@ -44,3 +44,4 @@ int dap_db_driver_cdb_apply_store_obj(pdap_store_obj_t);
 dap_store_obj_t *dap_db_driver_cdb_read_last_store_obj(const char*);
 dap_store_obj_t *dap_db_driver_cdb_read_store_obj(const char*, const char*, size_t*);
 dap_store_obj_t* dap_db_driver_cdb_read_cond_store_obj(const char*, uint64_t, size_t*);
+int dap_db_driver_cdb_options(pcdb_options l_opts, CDB* a_cdb);