diff --git a/ide/frames/editor_color_options.pas b/ide/frames/editor_color_options.pas
index 2f6871ff92..6346ba0ea2 100644
--- a/ide/frames/editor_color_options.pas
+++ b/ide/frames/editor_color_options.pas
@@ -1240,6 +1240,7 @@ begin
        (FCurrentColorScheme.IndexOfAttr
          (TColorSchemeAttribute(ColorElementTree.Items[i].Data)) < 0)
     then begin
+      // Should not get here / This does not correctly re-apply the new elements. See Issue #39388 / ff2da4d6be28d9939231ea6c41a97679e4e98598
       debugln('Error: missing Attr after assign');
       FillColorElementListBox;
       break;