diff --git a/pkgs/applications/video/mkvtoolnix/default.nix b/pkgs/applications/video/mkvtoolnix/default.nix
index 45a23ca7deb6..70ed0976f7e9 100644
--- a/pkgs/applications/video/mkvtoolnix/default.nix
+++ b/pkgs/applications/video/mkvtoolnix/default.nix
@@ -46,13 +46,13 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "mkvtoolnix";
-  version = "78.0";
+  version = "79.0";
 
   src = fetchFromGitLab {
     owner = "mbunkus";
     repo = "mkvtoolnix";
     rev = "release-${version}";
-    sha256 = "sha256-iImcpuGZsRlwBTPyPUsfHAOkOIhc8eYs6rinl8O78oU=";
+    sha256 = "sha256-M+CST7A/obfuGH4lyV68vrhmzEIFCa7DRgApKbPh/uQ=";
   };
 
   nativeBuildInputs = [