diff --git a/tools/winscope/src/transform_wm.js b/tools/winscope/src/transform_wm.js
index f12e8ab18..f44c8ee51 100644
--- a/tools/winscope/src/transform_wm.js
+++ b/tools/winscope/src/transform_wm.js
@@ -31,7 +31,7 @@ function transform_window(entry) {
     }
   }
   var name = renderIdentifier(entry.identifier)
-  var rect = transform_rect(entry.frame, name);
+  var rect = transform_rect(entry.windowFrames.frame, name);
 
   if (visible) {
     chips.push(get_visible_chip());