diff --git a/requirements.txt b/requirements.txt
index 4c69970..ec9f614 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ itypes==1.1.0
 Jinja2==2.10.1
 jsonpickle==1.2
 MarkupSafe==1.1.1
-numpy==1.16.4
+numpy==1.22.0
 openapi-codec==1.3.2
 pep8==1.7.1
 pycodestyle==2.5.0