diff --git a/qemu-user.nix b/qemu-user.nix
index 9fe6be6..f00e52b 100644
--- a/qemu-user.nix
+++ b/qemu-user.nix
@@ -17,7 +17,7 @@ let
     mask = ''\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\x00\xff\xfe\xff\xff\xff'';
   };
 in {
-  boot.binfmtMiscRegistrations = {
+  boot.binfmt.registrations = {
     inherit arm;
     inherit aarch64;
     inherit riscv64;