diff --git a/backend/prisma/seed-demo.js b/backend/prisma/seed-demo.js
index a8179ed..067d28d 100644
--- a/backend/prisma/seed-demo.js
+++ b/backend/prisma/seed-demo.js
@@ -248,9 +248,6 @@ async function main() {
             sectionCount++;
 
             // Create plant positions for this section
-            const cellWidth = Math.floor(s.width / s.columns);
-            const cellHeight = Math.floor(s.height / s.rows);
-
             for (let row = 0; row < s.rows; row++) {
                 for (let col = 0; col < s.columns; col++) {
                     await prisma.facilityPosition.create({
@@ -258,10 +255,7 @@ async function main() {
                             sectionId: section.id,
                             row: row + 1,
                             column: col + 1,
-                            posX: col * cellWidth + Math.floor(cellWidth / 2),
-                            posY: row * cellHeight + Math.floor(cellHeight / 2),
-                            status: 'EMPTY',
-                            notes: null
+                            status: 'EMPTY'
                         }
                     });
                     positionCount++;