diff --git a/Annotation_App/requirements.txt b/Annotation_App/requirements.txt
index cccb50c..910722f 100644
--- a/Annotation_App/requirements.txt
+++ b/Annotation_App/requirements.txt
@@ -15,5 +15,5 @@ greenlet==0.4.15
 Jinja2==2.10
 lazy==1.3
 requests==2.20.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.2.1