diff --git a/pkgs/development/misc/resholve/resholve.nix b/pkgs/development/misc/resholve/resholve.nix
index eccb1c7cf7d3..16c9924510e3 100644
--- a/pkgs/development/misc/resholve/resholve.nix
+++ b/pkgs/development/misc/resholve/resholve.nix
@@ -42,7 +42,10 @@ python27.pkgs.buildPythonApplication {
   ];
 
   makeWrapperArgs = [
-    "--prefix PATH : ${lib.makeBinPath [ gawk ]}"
+    "--prefix"
+    "PATH"
+    ":"
+    (lib.makeBinPath [ gawk ])
   ];
 
   postPatch = ''
@@ -78,6 +81,8 @@ python27.pkgs.buildPythonApplication {
     };
   };
 
+  __structuredAttrs = true;
+
   meta = {
     description = "Resolve external shell-script dependencies";
     homepage = "https://github.com/abathur/resholve";