diff -urN steam-launcher.orig/bin_steam.sh steam-launcher/bin_steam.sh
--- steam-launcher.orig/bin_steam.sh	2020-06-15 17:09:51.024468557 +0200
+++ steam-launcher/bin_steam.sh	2020-06-17 17:51:36.436997528 +0200
@@ -120,7 +120,7 @@
 	if [ -d "$DESKTOP_DIR" ] && [ "x$bootstrapdir" = "x/usr/lib/$STEAMPACKAGE" ]; then
 		# There might be a symlink in place already, in such case we do nothing
 		if [ ! -L "$DESKTOP_DIR/$STEAMPACKAGE.desktop" ]; then
-			cp "$bootstrapdir/$STEAMPACKAGE.desktop" "$DESKTOP_DIR"
+			cp "/usr/share/applications/$STEAMPACKAGE.desktop" "$DESKTOP_DIR"
 			# Older .desktop implementations used the execute bits as
 			# a marker for a .desktop being safe to treat as a shortcut
 			chmod a+x "$DESKTOP_DIR/$STEAMPACKAGE.desktop"