diff --git a/requirements.txt b/requirements.txt
index eccdf12..d630536 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.2
 msgpack==0.6.2
 networkx==2.4
-numpy==1.18.1
+numpy==1.22.0
 oauth2client==3.0.0
 pdfkit==0.6.1
 Pillow==7.0.0