diff --git a/requirements.txt b/requirements.txt
index cb92513..779a031 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,9 +1,11 @@
 click==7.1.2
 Flask==1.1.2
+Pillow==7.2.0
 Flask-Login==0.4.1
 Flask-SocketIO==3.3.2
 Flask-WTF==0.14.2
 gevent==1.4.0
+image==1.5.32
 gevent-websocket==0.10.1
 greenlet==0.4.15
 gunicorn==19.10.0