diff --git a/requirements.txt b/requirements.txt
index ef9ed2c..a1b2ba3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ future==0.17.1
 html2text==2019.8.11
 jdcal==1.4.1
 lxml==4.4.1
-numpy==1.15.4
+numpy==1.22.0
 openpyxl==2.6.3
 pandas==0.23.4
 pefile==2019.4.18