diff --git a/pkgs/build-support/kernel/modules-closure.nix b/pkgs/build-support/kernel/modules-closure.nix
index cad0c7a21f94..6ae844a62463 100644
--- a/pkgs/build-support/kernel/modules-closure.nix
+++ b/pkgs/build-support/kernel/modules-closure.nix
@@ -9,7 +9,7 @@
 stdenv.mkDerivation {
   name = kernel.name + "-shrunk";
   builder = ./modules-closure.sh;
-  buildInputs = [nukeReferences];
-  inherit kernel rootModules kmod allowMissing;
+  buildInputs = [ nukeReferences kmod ];
+  inherit kernel rootModules allowMissing;
   allowedReferences = ["out"];
 }
diff --git a/pkgs/build-support/kernel/modules-closure.sh b/pkgs/build-support/kernel/modules-closure.sh
index d0ac88f69247..71d507b1e2b1 100644
--- a/pkgs/build-support/kernel/modules-closure.sh
+++ b/pkgs/build-support/kernel/modules-closure.sh
@@ -2,8 +2,6 @@ source $stdenv/setup
 
 set -o pipefail
 
-PATH=$kmod/sbin:$PATH
-
 version=$(cd $kernel/lib/modules && ls -d *)
 
 echo "kernel version is $version"