diff --git a/apps/web/src/components/FileViewer.tsx b/apps/web/src/components/FileViewer.tsx
index 93d72edc8..b10f62ce0 100644
--- a/apps/web/src/components/FileViewer.tsx
+++ b/apps/web/src/components/FileViewer.tsx
@@ -614,8 +614,8 @@ function previewScaleShellStyle(
 ): CSSProperties & Record<string, string | number> {
   if (viewport === 'desktop') {
     return {
-      width: `${100 / previewScale}%`,
-      height: `${100 / previewScale}%`,
+      width: '100%',
+      height: '100%',
       transform: `scale(${previewScale})`,
       transformOrigin: '0 0',
     };
@@ -635,8 +635,8 @@ function manualEditPreviewShellStyle(
 ): CSSProperties & Record<string, string | number> {
   if (viewport === 'desktop' && frozenWidth) {
     return {
-      width: `${frozenWidth / previewScale}px`,
-      height: `${100 / previewScale}%`,
+      width: `${frozenWidth}px`,
+      height: '100%',
       transform: `scale(${previewScale})`,
       transformOrigin: '0 0',
     };