diff --git a/pkgs/development/tools/just/default.nix b/pkgs/development/tools/just/default.nix
index 711f360b48a5..5135ed30c993 100644
--- a/pkgs/development/tools/just/default.nix
+++ b/pkgs/development/tools/just/default.nix
@@ -80,5 +80,6 @@ rustPlatform.buildRustPackage rec {
     description = "A handy way to save and run project-specific commands";
     license = licenses.cc0;
     maintainers = with maintainers; [ xrelkd jk adamcstephens ];
+    mainProgram = "just";
   };
 }