diff --git a/requirements.txt b/requirements.txt
index 912d7ab..9070727 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 cycler==0.10.0
 matplotlib==3.2.2
-numpy==1.19.0
+numpy==1.22.0
 pyparsing==2.4.7
 python-dateutil==2.8.1
 scipy==1.5.1