diff --git a/requirements.txt b/requirements.txt
index 2e9f2a5..e6eff10 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Jinja2==2.10.3
 kiwisolver==1.1.0
 MarkupSafe==1.1.1
 matplotlib==3.1.1
-numpy==1.17.4
+numpy==1.22.0
 Pillow==6.2.1
 pyparsing==2.4.5
 python-dateutil==2.8.1