diff --git a/api_flask/requirements.txt b/api_flask/requirements.txt
index 48f1671..f216556 100644
--- a/api_flask/requirements.txt
+++ b/api_flask/requirements.txt
@@ -15,7 +15,7 @@ Jinja2==2.11.3
 locket==0.2.0
 MarkupSafe==1.1.1
 msgpack==1.0.0
-numpy==1.19.2
+numpy==1.22.0
 packaging==20.4
 pandas==1.1.3
 partd==1.1.0