diff --git a/conf/systemd.service b/conf/systemd.service
index e967f8b..1767e5c 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -10,7 +10,7 @@ Environment=NODE_PORT=__PORT__
 WorkingDirectory=__INSTALL_DIR__
 Environment=PATH=__ENV_PATH__
 Environment=NODE_ENV=production
-ExecStart=__YNH_NPM__ run start -p __PORT__
+ExecStart=__YNH_NPM__ run start
 
 # Sandboxing options to harden security
 # Depending on specificities of your service/app, you may need to tweak these