Index: /trunk/src/VBox/Additions/linux/installer/vboxadd-x11.sh
===================================================================
--- /trunk/src/VBox/Additions/linux/installer/vboxadd-x11.sh	(revision 58646)
+++ /trunk/src/VBox/Additions/linux/installer/vboxadd-x11.sh	(revision 58647)
@@ -254,5 +254,5 @@
     fi
     case $x_version in
-        1.17.99.902 )
+        1.17.99.902* )
             # special case for Fedora 23 :-/
             x_version_short="1.18"