diff --git a/requirements.txt b/requirements.txt
index f38a8f3..c090dc0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ certifi==2017.7.27.1
 chardet==3.0.4
 click==6.7
 enum-compat==0.0.2
-eventlet==0.21.0
+eventlet==0.31.0
 Flask==0.12.2
 Flask-SocketIO==2.9.2
 greenlet==0.4.12