diff --git a/websocket_server/requirements.txt b/websocket_server/requirements.txt
index d343437..30a9695 100644
--- a/websocket_server/requirements.txt
+++ b/websocket_server/requirements.txt
@@ -20,7 +20,7 @@ idna==2.9
 itsdangerous==1.1.0
 Jinja2==2.11.2
 MarkupSafe==1.1.1
-numpy==1.14.5
+numpy==1.22.0
 oauth2client==4.1.3
 oauthlib==3.1.0
 Pillow==7.1.2