diff --git a/requirements.txt b/requirements.txt
index b7016fe9..2aa82663 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ jsonschema==3.0.1
 jupyter-core==4.4.0
 MarkupSafe==1.1.1
 nbformat==4.4.0
-numpy==1.16.2
+numpy==1.22.0
 pandas==0.24.2
 plotly==3.7.1
 pvlib==0.7.2