diff --git a/requirements.txt b/requirements.txt
index 748defb..af58ac6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ docutils==0.14
 entrypoints==0.3
 flasgger==0.9.1
 Flask==1.0.2
-Flask-Cors==3.0.6
+Flask-Cors==3.0.9
 fuzzywuzzy==0.16.0
 gast==0.2.2
 gensim==3.7.3