diff --git a/{{cookiecutter.project_slug}}/docker/django/Dockerfile-dev b/{{cookiecutter.project_slug}}/docker/django/Dockerfile-dev
index 1064943..1eda91e 100644
--- a/{{cookiecutter.project_slug}}/docker/django/Dockerfile-dev
+++ b/{{cookiecutter.project_slug}}/docker/django/Dockerfile-dev
@@ -1,4 +1,4 @@
-FROM python:3.5
+FROM python:3.8.10
 
 ENV PYTHONUNBUFFERED 1