diff --git a/kcmkwin/kwintabbox/thumbnails/dolphin.png b/kcmkwin/kwintabbox/thumbnails/dolphin.png index 23b56a9359..d79d83f40f 100644 Binary files a/kcmkwin/kwintabbox/thumbnails/dolphin.png and b/kcmkwin/kwintabbox/thumbnails/dolphin.png differ diff --git a/kcmkwin/kwintabbox/thumbnails/kmail.png b/kcmkwin/kwintabbox/thumbnails/kmail.png index 0d7f755b0d..b401bc471a 100644 Binary files a/kcmkwin/kwintabbox/thumbnails/kmail.png and b/kcmkwin/kwintabbox/thumbnails/kmail.png differ diff --git a/kcmkwin/kwintabbox/thumbnails/konqueror.png b/kcmkwin/kwintabbox/thumbnails/konqueror.png index bb8c927774..fad57909ac 100644 Binary files a/kcmkwin/kwintabbox/thumbnails/konqueror.png and b/kcmkwin/kwintabbox/thumbnails/konqueror.png differ diff --git a/kcmkwin/kwintabbox/thumbnails/systemsettings.png b/kcmkwin/kwintabbox/thumbnails/systemsettings.png index 2018e1490a..cef072e15b 100644 Binary files a/kcmkwin/kwintabbox/thumbnails/systemsettings.png and b/kcmkwin/kwintabbox/thumbnails/systemsettings.png differ