diff --git a/Google-dailogflow/requirements.txt b/Google-dailogflow/requirements.txt
index 7819cc7..da0a396 100644
--- a/Google-dailogflow/requirements.txt
+++ b/Google-dailogflow/requirements.txt
@@ -2,7 +2,7 @@ certifi==2020.4.5.1
 chardet==3.0.4
 Click==7.1.2
 Flask==1.1.2
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 idna==2.6
 itsdangerous==1.1.0
 Jinja2==2.11.2