diff --git a/pkgs/applications/video/mpv/scripts/mpv-webm.nix b/pkgs/applications/video/mpv/scripts/mpv-webm.nix
index bcfb69449c1a..2bf189511dcc 100644
--- a/pkgs/applications/video/mpv/scripts/mpv-webm.nix
+++ b/pkgs/applications/video/mpv/scripts/mpv-webm.nix
@@ -6,13 +6,13 @@
 
 buildLua {
   pname = "mpv-webm";
-  version = "unstable-2023-02-23";
+  version = "unstable-2023-11-18";
 
   src = fetchFromGitHub {
     owner = "ekisu";
     repo = "mpv-webm";
-    rev = "a18375932e39e9b2a40d9c7ab52ea367b41e2558";
-    hash = "sha256-aetkQ1gU/6Yys5FJS/N06ED9tCSvL6BAgUGdNmNmpbU=";
+    rev = "6b5863f68275b3dc91c2507284c039ec8a4cbd97";
+    hash = "sha256-rJamBm6FyxWcJO7VXXOUTO9piWCkPfEVdqGKGeJ/h0c=";
   };
 
   dontBuild = false;