diff --git a/pkgs/build-support/kernel/make-initrd.nix b/pkgs/build-support/kernel/make-initrd.nix
index 22761af158a..7ad1affb65a 100644
--- a/pkgs/build-support/kernel/make-initrd.nix
+++ b/pkgs/build-support/kernel/make-initrd.nix
@@ -12,11 +12,14 @@
 # `contents = {object = ...; symlink = /init;}' is a typical
 # argument.
 
-{ stdenv, perl, cpio, contents, compressor, prepend, ubootTools
+{ stdenv, perl, cpio, contents, ubootTools
+, name ? "initrd"
+, compressor ? "gzip -9n"
+, prepend ? []
 }:
 
 stdenv.mkDerivation rec {
-  name = "initrd";
+  inherit name;
   builder = ./make-initrd.sh;
 
   makeUInitrd = stdenv.hostPlatform.platform.kernelTarget == "uImage";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c048f443161..7cdaf9962cb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -330,10 +330,7 @@ in
 
   makeAutostartItem = callPackage ../build-support/make-startupitem { };
 
-  makeInitrd = { contents, compressor ? "gzip -9n", prepend ? [ ] }:
-    callPackage ../build-support/kernel/make-initrd.nix {
-      inherit contents compressor prepend;
-    };
+  makeInitrd = callPackage ../build-support/kernel/make-initrd.nix; # Args intentionally left out
 
   makeWrapper = makeSetupHook { deps = [ dieHook ]; substitutions = { shell = pkgs.runtimeShell; }; }
                               ../build-support/setup-hooks/make-wrapper.sh;