diff --git a/pkgs/by-name/ar/arc-theme/package.nix b/pkgs/by-name/ar/arc-theme/package.nix
index 3f4287d1f1ef..7fa0cea66af9 100644
--- a/pkgs/by-name/ar/arc-theme/package.nix
+++ b/pkgs/by-name/ar/arc-theme/package.nix
@@ -15,15 +15,15 @@
   python3,
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "arc-theme";
   version = "20221218";
 
   src = fetchFromGitHub {
     owner = "jnsh";
     repo = "arc-theme";
-    tag = version;
-    sha256 = "sha256-7VmqsUCeG5GwmrVdt9BJj0eZ/1v+no/05KwGFb7E9ns=";
+    tag = finalAttrs.version;
+    hash = "sha256-7VmqsUCeG5GwmrVdt9BJj0eZ/1v+no/05KwGFb7E9ns=";
   };
 
   nativeBuildInputs = [
@@ -71,4 +71,4 @@ stdenv.mkDerivation rec {
       romildo
     ];
   };
-}
+})