diff --git a/pkgs/servers/ftp/pure-ftpd/default.nix b/pkgs/servers/ftp/pure-ftpd/default.nix
index 3728ee6c2a8..f41bb726a28 100644
--- a/pkgs/servers/ftp/pure-ftpd/default.nix
+++ b/pkgs/servers/ftp/pure-ftpd/default.nix
@@ -17,6 +17,6 @@ stdenv.mkDerivation rec {
     homepage = https://www.pureftpd.org;
     license = licenses.isc; # with some parts covered by BSD3(?)
     maintainers = [ maintainers.lethalman ];
-    platforms = platforms.unix;
+    platforms = platforms.linux;
   };
 }