diff --git a/pkgs/applications/video/mpv/default.nix b/pkgs/applications/video/mpv/default.nix
index 50b67f45558..8bb5d5aca1f 100644
--- a/pkgs/applications/video/mpv/default.nix
+++ b/pkgs/applications/video/mpv/default.nix
@@ -184,6 +184,8 @@ in stdenv.mkDerivation rec {
 
   # Ensure youtube-dl is available in $PATH for mpv
   wrapperFlags =
+    ''--prefix LUA_CPATH ';' "${luaEnv}/lib/lua/${lua.luaversion}/?.so" \'' +
+    ''--prefix LUA_PATH ';' "${luaEnv}/share/lua/${lua.luaversion}/?.lua" \'' +
     ''--prefix PATH : "${luaEnv}/bin" \''
   + optionalString youtubeSupport ''
       --prefix PATH : "${youtube-dl}/bin" \