diff --git a/ms2rescore/feature_generators/im2deep.py b/ms2rescore/feature_generators/im2deep.py
index 772f685..cca4505 100644
--- a/ms2rescore/feature_generators/im2deep.py
+++ b/ms2rescore/feature_generators/im2deep.py
@@ -17,7 +17,7 @@
 
 import numpy as np
 import pandas as pd
-from im2deep.calibrate import im2ccs
+from im2deep.utils import im2ccs
 from im2deep.im2deep import predict_ccs
 from psm_utils import PSMList