diff --git a/pkgs/applications/networking/browsers/vivaldi/default.nix b/pkgs/applications/networking/browsers/vivaldi/default.nix
index fc66f471e4ba..bce4fe533673 100644
--- a/pkgs/applications/networking/browsers/vivaldi/default.nix
+++ b/pkgs/applications/networking/browsers/vivaldi/default.nix
@@ -20,11 +20,11 @@ let
   vivaldiName = if isSnapshot then "vivaldi-snapshot" else "vivaldi";
 in stdenv.mkDerivation rec {
   pname = "vivaldi";
-  version = "5.1.2567.49-1";
+  version = "5.1.2567.66-1";
 
   src = fetchurl {
     url = "https://downloads.vivaldi.com/${branch}/vivaldi-${branch}_${version}_amd64.deb";
-    sha256 = "1cyd789apjh71vzry2zjxb0c215yarfryb9jzxjmkfvrqg4g23xr";
+    sha256 = "1v9hcjgvblscpsw8c2nm8x7frzkfv2ph8l5hibyidnfjppx1qqz2";
   };
 
   unpackPhase = ''