diff --git a/system76/default.nix b/system76/default.nix
index e09a989..8a881c0 100644
--- a/system76/default.nix
+++ b/system76/default.nix
@@ -6,8 +6,5 @@
 {
   imports = [ ../common/pc ];
 
-  # This seems to be required for system76-driver.
-  boot.kernelParams = [ "ec_sys.write_support=1" ];
-
   hardware.system76.enableAll = lib.mkDefault true;
 }