diff --git a/src/calng/corrections/Epix100Correction.py b/src/calng/corrections/Epix100Correction.py
index 2235ffeea56921b4ffc8606fa333c60176d762b5..6705142c6f3a25977001c0772053daf03aaa250e 100644
--- a/src/calng/corrections/Epix100Correction.py
+++ b/src/calng/corrections/Epix100Correction.py
@@ -2,7 +2,6 @@ import concurrent.futures
 import enum
 import functools
 
-import bottleneck as bn
 import numpy as np
 from karabo.bound import (
     BOOL_ELEMENT,