diff --git a/pkgs/tools/misc/fortune/default.nix b/pkgs/tools/misc/fortune/default.nix
index 350e28428d4b..6f77c54e30b4 100644
--- a/pkgs/tools/misc/fortune/default.nix
+++ b/pkgs/tools/misc/fortune/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
   '') ];
 
   meta = with lib; {
+    mainProgram = "fortune";
     description = "A program that displays a pseudorandom message from a database of quotations";
     license = licenses.bsdOriginal;
     platforms = platforms.unix;