diff --git a/requirements.txt b/requirements.txt
index df7b5ff..1130ab9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 bokeh==0.12.13
 Flask==1.1.2
 gunicorn==20.0.4
-numpy==1.18.4
+numpy==1.22.0
 pandas==1.0.3
 xlrd==1.2.0