diff --git a/requirements.txt b/requirements.txt
index 2893c41..f245e04 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 matplotlib==3.1.3
 networkx==2.4
-numpy==1.18.1
+numpy==1.22.0
 pandas==0.24.2
 scikit-learn==0.22.1
 scipy==1.4.1