diff --git a/package.json b/package.json
index 9fa2d11e..63d903da 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,9 @@
 {
   "name": "client",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "private": true,
+  "author": "abdelilah ouaadouch",
+  "description": "inventory management app",
   "scripts": {
     "dev": "vite",
     "build": "run-p type-check build-only",
diff --git a/src-tauri/src/reposotories/product_repo.rs b/src-tauri/src/reposotories/product_repo.rs
index 70e6f45f..6c485de2 100644
--- a/src-tauri/src/reposotories/product_repo.rs
+++ b/src-tauri/src/reposotories/product_repo.rs
@@ -20,7 +20,7 @@ pub fn get_products(page: i32, connection: &mut SqliteConnection) -> Value {
             products::price,
             products::tva,
             diesel::dsl::sql::<diesel::sql_types::BigInt>(
-                "COALESCE(SUM(inventory_mouvements.quantity), 0) AS quantity",
+                "COALESCE(SUM(CASE WHEN inventory_mouvements.model = 'IN' THEN inventory_mouvements.quantity WHEN inventory_mouvements.model = 'OUT' THEN -inventory_mouvements.quantity END), 0) AS quantity",
             ),
         ))
         .group_by(products::id)
diff --git a/src-tauri/stocker.sqlite b/src-tauri/stocker.sqlite
index b984c254..4cbb7edb 100644
Binary files a/src-tauri/stocker.sqlite and b/src-tauri/stocker.sqlite differ