diff --git a/conf/systemd.service b/conf/systemd.service
index 5d12cf2..95ae502 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -7,7 +7,7 @@ Type=simple
 User=__APP__
 Group=__APP__
 Environment="__YNH_NODE_LOAD_PATH__"
-Environment="NODE_ENV=development"
+Environment="NODE_ENV=production"
 ExecStart=/bin/sh -c ' npm run unmanaged'
 WorkingDirectory=__INSTALL_DIR__/
 Restart=always