diff --git a/bigchaindb/core.py b/bigchaindb/core.py
index 7ac3972f..286336a0 100644
--- a/bigchaindb/core.py
+++ b/bigchaindb/core.py
@@ -7,6 +7,7 @@ import rapidjson
 from datetime import datetime
 
 import bigchaindb
+import bigchaindb.config_utils
 from bigchaindb import exceptions
 from bigchaindb.crypto import hash_data, PublicKey, PrivateKey, generate_key_pair