diff --git a/utils/prepare_data_from_sdf.py b/utils/prepare_data_from_sdf.py
index 0ccb7c84..fe81c77c 100644
--- a/utils/prepare_data_from_sdf.py
+++ b/utils/prepare_data_from_sdf.py
@@ -14,7 +14,7 @@
 from rdkit import Chem
 from rdkit.Chem import AllChem
 
-import utils.frag_utils
+from utils import frag_utils
 
 from docopt import docopt