diff --git a/pkgs/by-name/sh/shira/package.nix b/pkgs/by-name/sh/shira/package.nix
index 080bc689f4da..7de856149e98 100644
--- a/pkgs/by-name/sh/shira/package.nix
+++ b/pkgs/by-name/sh/shira/package.nix
@@ -10,6 +10,8 @@ python3Packages.buildPythonApplication (finalAttrs: {
   version = "1.8.5";
   pyproject = true;
 
+  __structuredAttrs = true;
+
   src = fetchFromGitHub {
     owner = "KraXen72";
     repo = "shira";
@@ -40,11 +42,12 @@ python3Packages.buildPythonApplication (finalAttrs: {
   ];
 
   makeWrapperArgs = [
-    "--prefix PATH : ${
-      lib.makeBinPath [
-        ffmpeg
-      ]
-    }"
+    "--prefix"
+    "PATH"
+    ":"
+    "${lib.makeBinPath [
+      ffmpeg
+    ]}"
   ];
 
   meta = {