diff --git a/src/loadgenerator/requirements.txt b/src/loadgenerator/requirements.txt
index 7cd1fc22..0323d812 100644
--- a/src/loadgenerator/requirements.txt
+++ b/src/loadgenerator/requirements.txt
@@ -13,7 +13,7 @@ geventhttpclient-wheels==1.3.1.dev2  # via locustio
 greenlet==0.4.15          # via gevent
 idna==2.8                 # via requests
 itsdangerous==1.1.0       # via flask
-jinja2==2.10              # via flask
+jinja2==3.1.3              # via flask
 locustio==0.13.0          # via -r requirements.in
 markupsafe==1.1.0         # via jinja2
 msgpack-python==0.5.6     # via locustio