diff --git a/pkgs/applications/video/mkvtoolnix/default.nix b/pkgs/applications/video/mkvtoolnix/default.nix
index 7bf52e73f9b1..1b2e9fdc3c3d 100644
--- a/pkgs/applications/video/mkvtoolnix/default.nix
+++ b/pkgs/applications/video/mkvtoolnix/default.nix
@@ -47,13 +47,13 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "mkvtoolnix";
-  version = "76.0";
+  version = "77.0";
 
   src = fetchFromGitLab {
     owner = "mbunkus";
     repo = "mkvtoolnix";
     rev = "release-${version}";
-    sha256 = "sha256-jeuok3sspLQRnLCYvsmIbjhuf00eSS/4FjmzlRyzYzc=";
+    sha256 = "t+kfFS5c8w+c9wxNh59nceFesfdMy8qvHlUqDbZAxkk=";
   };
 
   nativeBuildInputs = [