diff --git a/pkgs/by-name/ar/arc-browser/package.nix b/pkgs/by-name/ar/arc-browser/package.nix
index 7549aa197695..dc2dd8e866d7 100644
--- a/pkgs/by-name/ar/arc-browser/package.nix
+++ b/pkgs/by-name/ar/arc-browser/package.nix
@@ -10,11 +10,11 @@
 
 stdenvNoCC.mkDerivation (finalAttrs: {
   pname = "arc-browser";
-  version = "1.81.0-58533";
+  version = "1.82.1-58845";
 
   src = fetchurl {
     url = "https://releases.arc.net/release/Arc-${finalAttrs.version}.dmg";
-    hash = "sha256-FrgarnGFxaB+R9BGRTAIVr8W8GmNHZeVyBxs2mHpU2I=";
+    hash = "sha256-RsNCPibndoscdlnBe70jmbsa1GrgwpN89+BTywPCBB4=";
   };
 
   nativeBuildInputs = [ undmg ];