diff --git a/requirements.txt b/requirements.txt
index b2b3eda..0e68086 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ decorator==4.2.1
 fire==0.1.3
 matplotlib==2.0.0
 networkx==2.1
-numpy==1.14.1
+numpy==1.22.0
 pyparsing==2.2.0
 python-dateutil==2.6.1
 pytz==2018.3