diff --git a/pkgs/applications/misc/xchm/default.nix b/pkgs/applications/misc/xchm/default.nix
index 74c9c807b81..a7a6500fd22 100644
--- a/pkgs/applications/misc/xchm/default.nix
+++ b/pkgs/applications/misc/xchm/default.nix
@@ -13,9 +13,10 @@ stdenv.mkDerivation {
     echo $NIX_LDFLAGS
   '';
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "A viewer for Microsoft HTML Help files";
     homepage = http://xchm.sourceforge.net;
-    platforms = stdenv.lib.platforms.linux;
+    license = licenses.gpl2;
+    platforms = platforms.linux;
   };
 }