diff --git a/Base/res/icons/themes/Cupertino/16x16/window-close-modified.png b/Base/res/icons/themes/Cupertino/16x16/window-close-modified.png
index 6bc6768e62..4b8d8925b4 100644
Binary files a/Base/res/icons/themes/Cupertino/16x16/window-close-modified.png and b/Base/res/icons/themes/Cupertino/16x16/window-close-modified.png differ