diff --git a/start.sh b/start.sh
index 6420294..99a6ccd 100755
--- a/start.sh
+++ b/start.sh
@@ -11,6 +11,6 @@ chmod -c -R g-w,o-rwx .gitignore
 
 export PYTHONPATH="$basedir"
 export DJANGO_SETTINGS_MODULE="project.settings"
-export APP_VERSION="20"
+export APP_VERSION="21"
 
 exec ./scripts/_bootstrap.py "$@"