diff --git a/requirements.txt b/requirements.txt
index 4d7e1d938..7ba50a741 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,11 +4,11 @@ flask==1.0.2
 flask-session
 flask-socketio==3.3.2
 flask-helper==0.19
-Flask-Caching==1.0.2
+flask-caching
 gunicorn==19.9
-gevent==1.3.3
-gevent-websocket==0.10.1
-psutil==5.4
+gevent
+gevent-websocket
+psutil
 pillow
 chardet
 flask-sqlalchemy