diff --git a/conf/systemd.service b/conf/systemd.service
index 07f73ec..00abe76 100755
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -9,7 +9,7 @@ Group=__APP__
 WorkingDirectory=__FINALPATH__
 Environment=PATH=__ENV_PATH__
 Environment=NODE_ENV=production
-ExecStart=__YNH_NODE__ mynewwiki --listen port=__PORT__ username=__ADMIN__ password=__PASSWORD__
+ExecStart=__YNH_NODE__ tiddlywiki mynewwiki --listen port=__PORT__ username=__ADMIN__ password=__PASSWORD__
 Restart=always
 
 [Install]
diff --git a/scripts/install b/scripts/install
index 39cde56..7193cec 100755
--- a/scripts/install
+++ b/scripts/install
@@ -125,7 +125,7 @@ ynh_add_systemd_config
 #=================================================
 
 # Set permissions to app files
-chown -R $app: $final_path
+chown -R $app:$app $final_path
 
 #=================================================
 # ADVERTISE SERVICE IN ADMIN PANEL