diff --git a/pkgs/tools/backup/mtx/default.nix b/pkgs/tools/backup/mtx/default.nix
index bc1f584f1c02..46f213a6ef4c 100644
--- a/pkgs/tools/backup/mtx/default.nix
+++ b/pkgs/tools/backup/mtx/default.nix
@@ -22,6 +22,6 @@ stdenv.mkDerivation rec {
     homepage = https://sourceforge.net/projects/mtx/;
     license = stdenv.lib.licenses.gpl2;
     maintainers = [ stdenv.lib.maintainers.redvers ];
-    platforms = stdenv.lib.platforms.all;
+    platforms = stdenv.lib.platforms.linux;
   };
 }