diff --git a/rest-api-deploy/toy_project_v2/toy/requirements.txt b/rest-api-deploy/toy_project_v2/toy/requirements.txt
old mode 100755
new mode 100644
index 3ddc232..dc3ff15
--- a/rest-api-deploy/toy_project_v2/toy/requirements.txt
+++ b/rest-api-deploy/toy_project_v2/toy/requirements.txt
@@ -1,4 +1,4 @@
-eventlet==0.20.1
+eventlet==0.31.0
 gunicorn==19.7.0
 jieba==0.38
 Flask==0.12.3