diff --git a/pkgs/applications/science/medicine/xmedcon/default.nix b/pkgs/applications/science/medicine/xmedcon/default.nix
index e4a5f22891e8..dee2f2892b60 100644
--- a/pkgs/applications/science/medicine/xmedcon/default.nix
+++ b/pkgs/applications/science/medicine/xmedcon/default.nix
@@ -31,6 +31,6 @@ stdenv.mkDerivation rec {
     homepage = "https://xmedcon.sourceforge.io/Main/HomePage";
     license = licenses.lgpl2Plus;
     maintainers = with maintainers; [ arianvp flokli ];
-    platforms = with platforms; [ darwin linux ];
+    platforms = platforms.darwin ++ platforms.linux;
   };
 }