diff --git a/pkgs/development/libraries/libnatspec/default.nix b/pkgs/development/libraries/libnatspec/default.nix
index 9b692e9e3b2e..db4f6f5d4688 100644
--- a/pkgs/development/libraries/libnatspec/default.nix
+++ b/pkgs/development/libraries/libnatspec/default.nix
@@ -12,11 +12,11 @@ stdenv.mkDerivation (rec {
 
   buildInputs = [ popt ];
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage = http://natspec.sourceforge.net/ ;
     description = "A library intended to smooth national specificities in using of programs";
-    platforms = stdenv.lib.platforms.unix;
-    maintainers = [ ];
+    platforms = platforms.unix;
+    license = licenses.lgpl21;
   };
 } // stdenv.lib.optionalAttrs (!stdenv.isLinux) {
   propagatedBuildInputs = [ libiconv ];