diff --git a/pkgs/by-name/li/liberfa/package.nix b/pkgs/by-name/li/liberfa/package.nix
index 70fcb92b6cea..425206bf1b6b 100644
--- a/pkgs/by-name/li/liberfa/package.nix
+++ b/pkgs/by-name/li/liberfa/package.nix
@@ -24,9 +24,6 @@ stdenv.mkDerivation (finalAttrs: {
     description = "Essential Routines for Fundamental Astronomy";
     homepage = "https://github.com/liberfa/erfa";
     maintainers = with lib.maintainers; [ mir06 ];
-    license = {
-      url = "https://github.com/liberfa/erfa/blob/master/LICENSE";
-      free = true;
-    };
+    license = lib.licenses.bsd3;
   };
 })