diff --git a/lesson-5-software-composition-analysis/exercises/starter/vuln_app/requirements.txt b/lesson-5-software-composition-analysis/exercises/starter/vuln_app/requirements.txt
index 6b37c81..74d4524 100644
--- a/lesson-5-software-composition-analysis/exercises/starter/vuln_app/requirements.txt
+++ b/lesson-5-software-composition-analysis/exercises/starter/vuln_app/requirements.txt
@@ -8,7 +8,7 @@ attrs==18.2.0             # via aiohttp
 chardet==3.0.4            # via aiohttp
 hiredis==1.0.0            # via aioredis
 idna==2.8                 # via yarl
-jinja2==2.11.3            # via aiohttp-jinja2
+jinja2==3.1.3            # via aiohttp-jinja2
 markupsafe==1.1.0         # via jinja2
 multidict==4.5.2          # via aiohttp, yarl
 psycopg2==2.7.6.1         # via aiopg