diff --git a/dummy_data_wrapper/source_code/requirements.txt b/dummy_data_wrapper/source_code/requirements.txt
index 83fcb8a..06343e3 100644
--- a/dummy_data_wrapper/source_code/requirements.txt
+++ b/dummy_data_wrapper/source_code/requirements.txt
@@ -1,7 +1,7 @@
 click==6.7
 Flask==1.0.2
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 uWSGI==2.0.17.1
 Werkzeug==0.14.1