diff --git a/scripts/install b/scripts/install
index f93ece3..3931f55 100755
--- a/scripts/install
+++ b/scripts/install
@@ -174,8 +174,9 @@ ynh_print_ON
 #=================================================
 
 # Set permissions to app files
-chown -R root: $final_path
-chown calibreweb: $final_path/app.db
+#disabled - do not work when calibreweb is not owner
+#chown -R root: $final_path
+#chown $app: $final_path/app.db
 
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 1adbb31..4172a45 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -62,8 +62,7 @@ ynh_system_user_create $app
 #=================================================
 
 # Restore permissions on app files
-chown -R root: $final_path
-chown calibreweb: $final_path/app.db
+chown -R $app: $final_path
 
 #=================================================
 # SPECIFIC RESTORATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 3f5a906..68be6fe 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -113,8 +113,7 @@ ynh_add_systemd_config
 #=================================================
 
 # Set permissions on app files
-chown -R root: $final_path
-chown -R $app: $final_path/app.db
+chown -R $app: $final_path
 
 #=================================================
 # SETUP SSOWAT