diff --git a/pkgs/development/tools/vagrant/default.nix b/pkgs/development/tools/vagrant/default.nix
index 84871f9bdef..f2e6b00c09b 100644
--- a/pkgs/development/tools/vagrant/default.nix
+++ b/pkgs/development/tools/vagrant/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchurl, buildRubyGem, bundlerEnv, ruby, libarchive, writeText, withLibvirt ? true, libvirt, pkgconfig }:
+{ lib, fetchurl, buildRubyGem, bundlerEnv, ruby, libarchive, writeText, withLibvirt ? true}:
 
 let
   # NOTE: bumping the version and updating the hash is insufficient;
@@ -35,8 +35,6 @@ in buildRubyGem rec {
   dontBuild = false;
   src = fetchurl { inherit url sha256; };
 
-  buildInputs = lib.optional withLibvirt [ libvirt pkgconfig ];
-
   patches = [
     ./unofficial-installation-nowarn.patch
     ./use-system-bundler-version.patch
@@ -53,12 +51,7 @@ in buildRubyGem rec {
   postInstall = ''
     wrapProgram "$out/bin/vagrant" \
       --set GEM_PATH "${deps}/lib/ruby/gems/${ruby.version.libDir}" \
-      --prefix PATH ':' "${lib.getBin libarchive}/bin" \
-      ${lib.optionalString withLibvirt ''
-        --prefix PATH ':' "${pkgconfig}/bin" \
-        --prefix PKG_CONFIG_PATH ':' \
-          "${lib.makeSearchPath "lib/pkgconfig" [ libvirt ]}"
-      ''}
+      --prefix PATH ':' "${lib.getBin libarchive}/bin"
 
     mkdir -p "$out/vagrant-plugins/plugins.d"
     echo '{}' > "$out/vagrant-plugins/plugins.json"