diff --git a/tools/requirements.txt b/tools/requirements.txt
index 728fe64..41ad420 100644
--- a/tools/requirements.txt
+++ b/tools/requirements.txt
@@ -9,7 +9,7 @@ idna==2.8
 jdcal==1.4
 kiwisolver==1.0.1
 matplotlib==3.0.2
-numpy==1.16.1
+numpy==1.22.0
 openpyxl==2.6.0
 Pillow==5.4.1
 pyparsing==2.3.1