diff --git a/pkgs/applications/graphics/unigine-superposition/default.nix b/pkgs/applications/graphics/unigine-superposition/default.nix
index 926fe1a1d744c..6d62edab7a4a5 100644
--- a/pkgs/applications/graphics/unigine-superposition/default.nix
+++ b/pkgs/applications/graphics/unigine-superposition/default.nix
@@ -28,10 +28,11 @@
 }:
 
 let
+  pname = "unigine-superposition";
+  version = "1.1";
 
   superposition = stdenv.mkDerivation rec{
-    pname = "unigine-superposition";
-    version = "1.1";
+    inherit pname version;
 
     src = fetchurl {
       url = "https://assets.unigine.com/d/Unigine_Superposition-${version}.run";
@@ -97,7 +98,7 @@ in
 # For that we need use a buildFHSEnv.
 
 buildFHSEnv {
-  name = "Superposition";
+  inherit pname version;
 
   targetPkgs = pkgs: [
     superposition