diff --git a/roles/hackmd/templates/hackmd.service.j2 b/roles/hackmd/templates/hackmd.service.j2
index 157357a..16d4d0c 100644
--- a/roles/hackmd/templates/hackmd.service.j2
+++ b/roles/hackmd/templates/hackmd.service.j2
@@ -4,6 +4,7 @@ After=network.target
 
 [Service]
 Environment=NODE_ENV=production
+WorkingDirectory=/opt/hackmd-{{hackmd_version}}
 Type=simple
 User=hackmd
 ExecStart=/usr/bin/node /opt/hackmd-{{hackmd_version}}/app.js