diff --git a/KafkaUdn/requirements.txt b/KafkaUdn/requirements.txt
index e4cc17e..4ee4fae 100644
--- a/KafkaUdn/requirements.txt
+++ b/KafkaUdn/requirements.txt
@@ -18,4 +18,4 @@ requests==2.19.1
 six==1.9.0
 urllib3==1.23
 websocket-client==0.53.0
-Werkzeug==0.14.1
\ No newline at end of file
+Werkzeug==0.15.3
\ No newline at end of file