diff --git a/requirements.txt b/requirements.txt
index 47bf84f..47d3d36 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask==1.1.1
 Flask-Bootstrap==3.3.7.1
 git+https://github.com/schmidtbri/ml-model-abc-improvements#egg=iris-model
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 joblib==0.13.2
 MarkupSafe==1.1.1
 marshmallow==2.19.5