diff --git a/boot.nix b/boot.nix
index 369a8fc..8d74a65 100644
--- a/boot.nix
+++ b/boot.nix
@@ -18,7 +18,7 @@ let
       name = "enable-x32";
       patch = null;
       extraConfig = ''
-        X86_X32 y
+        X86_X32_ABI y
       '';
     };
     enableRTGroupSched = {