Don't use "with licenses;" for single licences

And don't use square brackets on such lines.

1 files changed, 1 insertions, 1 deletions

diff --git a/pkgs/development/libraries/libpsl/default.nix b/pkgs/development/libraries/libpsl/default.nix
index d642309ed746..4a2d7be7b8bb 100644
--- a/pkgs/development/libraries/libpsl/default.nix
+++ b/pkgs/development/libraries/libpsl/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
       the domain in a user interface or sorting domain lists by site.
     '';
     homepage = http://rockdaboot.github.io/libpsl/;
-    license = with licenses; mit;
+    license = licenses.mit;
     platforms = with platforms; linux ++ darwin;
     maintainers = with maintainers; [ nckx ];
   };