diff --git a/pkgs/development/libraries/libchamplain/default.nix b/pkgs/development/libraries/libchamplain/default.nix
index ab8f187bf9ee..065d412c91e1 100644
--- a/pkgs/development/libraries/libchamplain/default.nix
+++ b/pkgs/development/libraries/libchamplain/default.nix
@@ -84,6 +84,6 @@ stdenv.mkDerivation rec {
     '';
 
     maintainers = teams.gnome.members ++ teams.pantheon.members;
-    platforms = platforms.gnu ++ platforms.linux; # arbitrary choice
+    platforms = platforms.unix;
   };
 }