diff --git a/requirements.txt b/requirements.txt
index 2d92c39..e1421cd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ et-xmlfile==1.0.1
 idna==2.10
 jdcal==1.4.1
 lxml==4.6.5
-numpy==1.19.4
+numpy==1.22.0
 openpyxl==3.0.5
 pandas==1.2.0
 premailer==3.7.0