diff --git a/title_deduplication/requirements.txt b/title_deduplication/requirements.txt
index 0710b8a..f3c56b6 100644
--- a/title_deduplication/requirements.txt
+++ b/title_deduplication/requirements.txt
@@ -1,7 +1,7 @@
 Flask==0.10.1
 Jinja2==2.8
 MarkupSafe==0.23
-Werkzeug==0.10.4
+Werkzeug==0.15.3
 ngram==3.3.0
 fuzzywuzzy==0.6.2
 jellyfish==0.5.1