diff --git a/deepdiff/distance.py b/deepdiff/distance.py
index 2c5ae91..d2dc2fe 100644
--- a/deepdiff/distance.py
+++ b/deepdiff/distance.py
@@ -1,4 +1,3 @@
-import numpy as np
 import math
 import datetime
 from deepdiff.deephash import DeepHash
diff --git a/requirements.txt b/requirements.txt
index 9b74327..28bbd74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-orderly-set==5.2.1
+orderly-set==5.2.2