diff --git a/configuration.nix b/configuration.nix
index ae8c4e9..931d3bd 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -75,7 +75,7 @@
       modesetting.enable = true;
       package = config.boot.kernelPackages.nvidiaPackages.latest;
       # Use open-source kernel module?
-      open = true;
+      open = false;
     };
   };