diff --git a/frontend/admin/vite.config.js b/frontend/admin/vite.config.js
index 2fc78a4..5c87faf 100644
--- a/frontend/admin/vite.config.js
+++ b/frontend/admin/vite.config.js
@@ -19,7 +19,7 @@ export default defineConfig({
   },
 
   build: {
-    manifest: true,
+    manifest: false,
     sourcemap: false,
     outDir: '../../module/oc_telegram_shop/upload/admin/view/javascript/telecart',
     emptyOutDir: true, // also necessary
diff --git a/module/oc_telegram_shop/upload/admin/controller/extension/module/tgshop.php b/module/oc_telegram_shop/upload/admin/controller/extension/module/tgshop.php
index 5f920c2..3b136cf 100755
--- a/module/oc_telegram_shop/upload/admin/controller/extension/module/tgshop.php
+++ b/module/oc_telegram_shop/upload/admin/controller/extension/module/tgshop.php
@@ -194,7 +194,7 @@ class ControllerExtensionModuleTgshop extends Controller
     {
         $appDir = rtrim(DIR_APPLICATION, '/');
         if (file_exists("$appDir/view/javascript/telecart/telecart.js")) {
-            $hash = md5(file_get_contents($appDir . '/view/javascript/telecart/manifest.json'));
+            $hash = file_get_contents($appDir . '/view/javascript/telecart/checksum.hash');
             $this->document->addScript('view/javascript/telecart/telecart.js?v=' . $hash);
             $this->document->addStyle('view/javascript/telecart/telecart.css?v=' . $hash);
         } elseif (file_exists("$appDir/view/integration.js")) {
diff --git a/scripts/ci/build.sh b/scripts/ci/build.sh
index 7489d7a..b7c111e 100755
--- a/scripts/ci/build.sh
+++ b/scripts/ci/build.sh
@@ -42,10 +42,13 @@ cd "${SRC_PATH}/frontend/admin"
 npm install
 npm run build
 
-echo "Move manifest file"
-cp "${SRC_PATH}/module/oc_telegram_shop/upload/admin/view/javascript/telecart/.vite/manifest.json" \
-  "${SRC_PATH}/module/oc_telegram_shop/upload/admin/view/javascript/telecart/manifest.json"
-
+echo "Calculate MD5 hash sum"
+cd ../../module/oc_telegram_shop/upload/admin/view/javascript/telecart
+FILES=("telecart.css" "telecart.js")
+HASH=$(cat "${FILES[@]}" | md5sum | awk '{print $1}')
+OUTPUT="checksum.hash"
+echo "$HASH" > "$OUTPUT"
+echo "Checksum in $OUTPUT: $HASH"
 
 cd "$SRC_PATH"