diff --git a/pkgs/tools/networking/mailutils/default.nix b/pkgs/tools/networking/mailutils/default.nix
index 43c804de8fb..2a7817411ae 100644
--- a/pkgs/tools/networking/mailutils/default.nix
+++ b/pkgs/tools/networking/mailutils/default.nix
@@ -44,5 +44,7 @@ stdenv.mkDerivation rec {
     licenses = [ "LGPLv3+" /* libraries */  "GPLv3+" /* tools */ ];
 
     maintainers = [ stdenv.lib.maintainers.ludo ];
+
+    platforms = stdenv.lib.platforms.all;
   };
 }