diff --git a/tests/unit/test_dlp_detectors.py b/tests/unit/test_dlp_detectors.py
index 4be520f..f7f593c 100644
--- a/tests/unit/test_dlp_detectors.py
+++ b/tests/unit/test_dlp_detectors.py
@@ -9,7 +9,6 @@ import unittest
 
 from bot_bottle.dlp_detectors import (
     ENTROPY_BLOCK_THRESHOLD,
-    ENTROPY_WINDOW,
     PARTIAL_MATCH_MIN_LEN,
     REDACT,
     _alnum_projection,