diff --git a/boot.sh b/boot.sh
index 2f48b617..6e6a863a 100644
--- a/boot.sh
+++ b/boot.sh
@@ -65,4 +65,4 @@ echo "Done"
 
 chmod -R 755 /opt/recipes/mediafiles
 
-exec gunicorn -b :$TANDOOR_PORT --workers :$GUNICORN_WORKERS --threads :GUNICORN_THREADS --access-logfile - --error-logfile - --log-level INFO recipes.wsgi
+exec gunicorn -b :$TANDOOR_PORT --workers $GUNICORN_WORKERS --threads GUNICORN_THREADS --access-logfile - --error-logfile - --log-level INFO recipes.wsgi