diff --git a/pkgs/by-name/ne/newsflash/package.nix b/pkgs/by-name/ne/newsflash/package.nix
index ec206d87410c..a33d662d400f 100644
--- a/pkgs/by-name/ne/newsflash/package.nix
+++ b/pkgs/by-name/ne/newsflash/package.nix
@@ -22,23 +22,23 @@
   glib-networking,
   librsvg,
   gst_all_1,
-  gitUpdater,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "newsflash";
-  version = "4.1.4";
+  version = "4.2.1";
 
   src = fetchFromGitLab {
     owner = "news-flash";
     repo = "news_flash_gtk";
     tag = "v.${finalAttrs.version}";
-    hash = "sha256-3RGa1f+V7dIgTxQKOceVSr7RwajUgwq05ypBhg6RjMA=";
+    hash = "sha256-me9/2sA1Thne10+JrSMvicDRxXuevCnM8Tb+kwXzNDI=";
   };
 
   cargoDeps = rustPlatform.fetchCargoVendor {
     inherit (finalAttrs) pname version src;
-    hash = "sha256-CRQH22EP/G6osjsuZJmTWwjq4C06DxiIXlz6zxgbDv4=";
+    hash = "sha256-cgu1zP85UCb/6gYNcj/khc6u1kSwX0UZ2oIjM2UUBOA=";
   };
 
   postPatch = ''
@@ -65,7 +65,6 @@ stdenv.mkDerivation (finalAttrs: {
 
     # Provides setup hook to fix "Unrecognized image file format"
     gdk-pixbuf
-
   ];
 
   buildInputs = [
@@ -91,17 +90,20 @@ stdenv.mkDerivation (finalAttrs: {
     gst-plugins-bad
   ]);
 
-  # For https://gitlab.com/news-flash/news_flash_gtk/-/blob/8e5fc4acf5ca6be5b8cd616466a17e7a273f9dda/src/meson.build#L47
+  # For https://gitlab.com/news-flash/news_flash_gtk/-/blob/v.4.2.1/src/meson.build#L48
   env.CARGO_BUILD_TARGET = stdenv.hostPlatform.rust.rustcTargetSpec;
 
-  passthru.updateScript = gitUpdater {
-    rev-prefix = "v.";
-    ignoredVersions = "(alpha|beta|rc)";
+  passthru.updateScript = nix-update-script {
+    extraArgs = [
+      "--version-regex"
+      "^v.(\\d+\\.\\d+\\.\\d+)$"
+    ];
   };
 
   meta = {
     description = "Modern feed reader designed for the GNOME desktop";
     homepage = "https://gitlab.com/news-flash/news_flash_gtk";
+    changelog = "https://gitlab.com/news-flash/news_flash_gtk/-/raw/${finalAttrs.src.tag}/data/io.gitlab.news_flash.NewsFlash.appdata.xml.in.in#:~:text=%3Crelease%20version=%22${finalAttrs.version}%22,%3C/release%3E";
     license = lib.licenses.gpl3Plus;
     maintainers = with lib.maintainers; [
       kira-bruneau