diff --git a/modules/installer/cd-dvd/installation-cd-graphical.nix b/modules/installer/cd-dvd/installation-cd-graphical.nix
index 29e01b0e6ae..629167f8aca 100644
--- a/modules/installer/cd-dvd/installation-cd-graphical.nix
+++ b/modules/installer/cd-dvd/installation-cd-graphical.nix
@@ -11,13 +11,4 @@
 
   # Provide wicd for easy wireless configuration.
   networking.wicd.enable = true;
-
-  # Disable compositing for now.  It seems to cause problems with KDE
-  # 4.5 on some graphics drivers (such as Cirrus and VGA in QEMU).
-  services.xserver.config =
-    ''
-      Section "Extensions"
-        Option "Composite" "Disable"
-      EndSection
-    '';
 }