diff --git a/pkgs/os-specific/linux/nvidia-x11/default.nix b/pkgs/os-specific/linux/nvidia-x11/default.nix
index c965ef01c72..829e68698c6 100644
--- a/pkgs/os-specific/linux/nvidia-x11/default.nix
+++ b/pkgs/os-specific/linux/nvidia-x11/default.nix
@@ -50,6 +50,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = http://www.nvidia.com/object/unix.html;
     description = "X.org driver and kernel module for NVIDIA graphics cards";
-    license = "unfree";
+    license = stdenv.lib.licenses.proprietary;
   };
 }