diff --git a/lenovo/thinkpad/x1/default.nix b/lenovo/thinkpad/x1/default.nix
index 7f4b565..870d9a8 100644
--- a/lenovo/thinkpad/x1/default.nix
+++ b/lenovo/thinkpad/x1/default.nix
@@ -3,6 +3,4 @@
     ../.
     ../../../common/cpu/intel
   ];
-
-  boot.kernelParams = [ "intel_iommu=on" ];
 }