diff --git a/contrib/linux/com.dosbox_x.DOSBox-X.desktop b/contrib/linux/com.dosbox_x.DOSBox-X.desktop
index c5fe8eee3e..7bfbd8e005 100644
--- a/contrib/linux/com.dosbox_x.DOSBox-X.desktop
+++ b/contrib/linux/com.dosbox_x.DOSBox-X.desktop
@@ -31,3 +31,4 @@ Terminal=false
 Type=Application
 Categories=Game;Emulator
 Keywords=PCjr;Tandy;PC98;PC-98
+StartupWMClass=dosbox-x