diff --git a/backend/server.js b/backend/server.js
index 10087c2..b8ad62f 100644
--- a/backend/server.js
+++ b/backend/server.js
@@ -432,7 +432,8 @@ CRITICAL INSTRUCTIONS:
 1. Pure white background.
 2. DO NOT include any infographics, extra text, labels, icons, or background scenery. Just the isolated object.
 3. If this object is very thin (like a sachet, pouch, or packet), the 'Left side view' and 'Right side view' must only show the thin edge profile of the object without the main front artwork.
-4. CRITICAL: Maintain EXACTLY the same physical dimensions, shape, and aspect ratio across all views. The product's height and width MUST be consistent. Do not change between landscape and portrait orientations.${backViewSpecifics}`;
+4. CRITICAL: Maintain EXACTLY the same physical dimensions, shape, and aspect ratio across all views. The product's height and width MUST be consistent. Do not change between landscape and portrait orientations.
+5. CRITICAL: ONLY generate EXACTLY ONE single product item in the image. Do NOT generate multiple items, groups, arrays, or side-by-side variations.${backViewSpecifics}`;
       
       const payload = {
         contents: [