diff --git a/docs/requirements.txt b/docs/requirements.txt
index dc9493b..da4f522 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -69,7 +69,7 @@ mpmath==1.1.0
 msgpack==1.0.0
 mysqlclient==1.4.6
 networkx==2.4
-numpy==1.18.3
+numpy==1.22.0
 packaging==20.3
 palettable==3.3.0
 pandas==1.0.3