diff --git a/services/haveibeenpwned/requirements.txt b/services/haveibeenpwned/requirements.txt
index 06a48e4..433fafd 100644
--- a/services/haveibeenpwned/requirements.txt
+++ b/services/haveibeenpwned/requirements.txt
@@ -7,7 +7,7 @@ Flask-Login==0.4.1
 Flask-PyMongo==2.2.0
 Flask-WTF==0.14.2
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 pymongo==3.7.2
 visitor==0.1.3