diff --git a/requirements.txt b/requirements.txt
index 4a27b40..cf2be98 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ cycler==0.10.0
 docopt==0.6.2
 kiwisolver==1.0.1
 matplotlib==3.0.1
-numpy==1.15.4
+numpy==1.22.0
 pyparsing==2.3.0
 python-dateutil==2.7.5
 tabulate==0.8.2