commit 7fffa653aa5d0bcff834b2abddf4c4da0357397a
Author: Andreas Sturmlechner <andreas.sturmlechner@gmail.com>
Date:   Fri Jul 14 00:45:32 2017 +0200

    Revert "Fix .desktop: Qt5 apps accept qwindowtitle, not caption"
    
    This reverts commit 672b4e39f22f840034a8e66e1311175639bff3e3.

diff --git a/src/gui/org.kde.ksudoku.desktop b/src/gui/org.kde.ksudoku.desktop
index 858688a..626ec59 100755
--- a/src/gui/org.kde.ksudoku.desktop
+++ b/src/gui/org.kde.ksudoku.desktop
@@ -50,7 +50,7 @@ Name[wa]=KSudoku
 Name[x-test]=xxKSudokuxx
 Name[zh_CN]=KSudoku
 Name[zh_TW]=KSudoku
-Exec=ksudoku %i -qwindowtitle %c
+Exec=ksudoku %i -caption %c
 Icon=ksudoku
 Type=Application
 X-DocPath=ksudoku/index.html