diff --git a/master/requirements.txt b/master/requirements.txt
index 5ca388e..99b224e 100644
--- a/master/requirements.txt
+++ b/master/requirements.txt
@@ -21,7 +21,7 @@ decorator==4.1.2
 dill==0.2.7.1
 docutils==0.14
 editdistance==0.4
-eventlet==0.17.4
+eventlet==0.31.0
 flake8==3.5.0
 flaky==3.4.0
 flasgger==0.8.0