diff --git a/pkgs/development/python-modules/xstatic-asciinema-player/default.nix b/pkgs/development/python-modules/xstatic-asciinema-player/default.nix
index d970f0888aa8..7651ce57c10d 100644
--- a/pkgs/development/python-modules/xstatic-asciinema-player/default.nix
+++ b/pkgs/development/python-modules/xstatic-asciinema-player/default.nix
@@ -4,11 +4,12 @@
 }:
 
 buildPythonPackage rec {
-  pname = "XStatic-asciinema-player";
+  pname = "xstatic-asciinema-player";
   version = "2.6.1.1";
 
   src = fetchPypi {
-    inherit version pname;
+    pname = "XStatic-asciinema-player";
+    inherit version;
     sha256 = "sha256-yA6WC067St82Dm6StaCKdWrRBhmNemswetIO8iodfcw=";
   };