diff --git a/pkgs/by-name/mu/muso/package.nix b/pkgs/by-name/mu/muso/package.nix
index 727f2725624e..3f2d0b70b91a 100644
--- a/pkgs/by-name/mu/muso/package.nix
+++ b/pkgs/by-name/mu/muso/package.nix
@@ -9,7 +9,9 @@
 
 rustPlatform.buildRustPackage {
   pname = "muso";
-  version = "unstable-2021-09-02";
+  version = "2.0.0-unstable-2021-09-02";
+
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "quebin31";