diff --git a/pkgs/misc/beep/default.nix b/pkgs/misc/beep/default.nix
index 2fc09c498e3c..ce097bd5f231 100644
--- a/pkgs/misc/beep/default.nix
+++ b/pkgs/misc/beep/default.nix
@@ -20,5 +20,6 @@ stdenv.mkDerivation {
     description = "The advanced PC speaker beeper";
     homepage = http://www.johnath.com/beep/;
     license = stdenv.lib.licenses.gpl2;
+    platforms = stdenv.lib.platforms.linux;
   };
 }