diff --git a/app/api/canvas/local-edit/route.ts b/app/api/canvas/local-edit/route.ts
index 8b3a3ed73..bd032cd1a 100644
--- a/app/api/canvas/local-edit/route.ts
+++ b/app/api/canvas/local-edit/route.ts
@@ -3889,16 +3889,10 @@ async function createScaleAdjustPatchReference(params: {
   if (params.fullFrameReferenceOnly && structureLockAppliedRef.value) {
     if (
       params.minimalProductLockMaskEditReferences &&
+      sourceImageUrl &&
       targetDraftReference.productLockOverlayBuffer &&
       targetDraftReference.productLockEditMaskBuffer
     ) {
-      const sourceFullBuffer = await sharp(sourceBuffer, { failOn: "none" })
-        .png({ compressionLevel: 6 })
-        .toBuffer();
-      const sourceFullUpload = await uploadFile(
-        `canvas-scale-adjust-source-full-${suffix}.png`,
-        toArrayBuffer(sourceFullBuffer)
-      );
       const productLockOverlayUpload = await uploadFile(
         `canvas-scale-adjust-product-lock-overlay-${suffix}.png`,
         toArrayBuffer(targetDraftReference.productLockOverlayBuffer)
@@ -3929,11 +3923,11 @@ async function createScaleAdjustPatchReference(params: {
         productLockFalEditMaskUrl: productLockFalEditMaskUpload?.url || null,
         productLockOverlayUrl: productLockOverlayUpload.url,
         productLockProtectMaskUrl: productLockProtectMaskUpload?.url || null,
-        sourceCropUrl: sourceImageUrl || sourceFullUpload.url,
-        sourceFullUrl: sourceFullUpload.url,
+        sourceCropUrl: sourceImageUrl,
+        sourceFullUrl: sourceImageUrl,
         structureLockedDraft: structureLockAppliedRef.value,
-        targetDraftFullUrl: sourceImageUrl || sourceFullUpload.url,
-        targetDraftUrl: sourceImageUrl || sourceFullUpload.url,
+        targetDraftFullUrl: sourceImageUrl,
+        targetDraftUrl: sourceImageUrl,
         workspacePixelRect,
         workspaceRect,
       };