diff --git a/pkgs/misc/drivers/hplip/default.nix b/pkgs/misc/drivers/hplip/default.nix
index 678f74745b35..9ac7aec2a873 100644
--- a/pkgs/misc/drivers/hplip/default.nix
+++ b/pkgs/misc/drivers/hplip/default.nix
@@ -118,7 +118,9 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "Print, scan and fax HP drivers for Linux";
     homepage = http://hplipopensource.com/;
-    license = if withPlugin then licenses.unfree else "free"; # MIT/BSD/GPL
+    license = if withPlugin
+      then licenses.unfree
+      else with stdenv.licenses; [ mit bsd2 gpl2Plus ];
     platforms = platforms.linux;
     maintainers = with maintainers; [ ttuegel jgeerds ];
   };