diff --git a/pkgs/shells/fish/babelfish.nix b/pkgs/shells/fish/babelfish.nix
index 368bdee4b4ab..640c45e9e223 100644
--- a/pkgs/shells/fish/babelfish.nix
+++ b/pkgs/shells/fish/babelfish.nix
@@ -3,19 +3,21 @@
   buildGoModule,
   fetchFromGitHub,
 }:
-buildGoModule rec {
+buildGoModule (finalAttrs: {
   pname = "babelfish";
   version = "1.2.1";
 
   src = fetchFromGitHub {
     owner = "bouk";
     repo = "babelfish";
-    rev = "v${version}";
+    tag = "v${finalAttrs.version}";
     sha256 = "sha256-/rWX77n9wqWxkHG7gVOinCJ6ahuEfbAcGijC1oAxrno=";
   };
 
   vendorHash = "sha256-HY9ejLfT6gj3vUMSzbNZ4QlpB+liigTtNDBNWCy8X38=";
 
+  __structuredAttrs = true;
+
   meta = {
     description = "Translate bash scripts to fish";
     mainProgram = "babelfish";
@@ -26,4 +28,4 @@ buildGoModule rec {
       kevingriffin
     ];
   };
-}
+})