diff --git a/requirements.txt b/requirements.txt
index 599076c..2c2a563 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ matplotlib==2.2.4
 MySQL-python==1.2.5
 networkx==1.8.1
 nose==1.3.0
-numpy==1.16.4
+numpy==1.22.0
 pexpect==4.2.1
 ptyprocess==0.5.1
 PuLP==1.6.10