diff --git a/docs/guide-deploying_with_docker.md b/docs/guide-deploying_with_docker.md
index 2e35756abf..5c85b28972 100644
--- a/docs/guide-deploying_with_docker.md
+++ b/docs/guide-deploying_with_docker.md
@@ -21,7 +21,7 @@ docker run -it --rm \
   --publish 8080:3000 \
   -e AUTHN_URL=localhost:8080 \
   -e APP_DOMAINS=localhost \
-  -e DATABASE_URL=sqlite3:db/demo.sqlite3 \
+  -e DATABASE_URL=sqlite3://:memory:?mode=memory\&cache=shared \
   -e SECRET_KEY_BASE=changeme \
   -e HTTP_AUTH_USERNAME=hello \
   -e HTTP_AUTH_PASSWORD=world \