diff --git a/requirements-dev.txt b/requirements-dev.txt
index b1f79d9..e828ace 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -33,7 +33,7 @@ Jinja2==2.9.6
 livereload==2.5.1
 MarkupSafe==1.0
 mock==2.0.0
-numpy==1.12.1
+numpy==1.22.0
 oauth2client==4.0.0
 packaging==16.8
 parsedatetime==2.3