diff --git a/pkgs/os-specific/linux/nss_ldap/default.nix b/pkgs/os-specific/linux/nss_ldap/default.nix
index 23bc8ff0dfad..7366932d1e67 100644
--- a/pkgs/os-specific/linux/nss_ldap/default.nix
+++ b/pkgs/os-specific/linux/nss_ldap/default.nix
@@ -29,7 +29,13 @@ stdenv.mkDerivation rec {
     mkdir -p $out/etc
   '';
 
-  buildInputs = [ openldap perl ];
+  nativeBuildInputs = [
+    perl # shebang of vers_string
+  ];
+
+  buildInputs = [
+    openldap
+  ];
 
   meta = with lib; {
     description = "LDAP module for the Solaris Nameservice Switch (NSS)";