diff --git a/requirements.txt b/requirements.txt
index 54d130f..ad1cd46 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ cycler==0.10.0
 kiwisolver==1.1.0
 matplotlib==3.1.1
 mpmath==1.1.0
-numpy==1.16.4
+numpy==1.22.0
 pyparsing==2.4.0
 python-dateutil==2.8.0
 six==1.12.0