diff --git a/pkgs/development/libraries/audio/libbass/default.nix b/pkgs/development/libraries/audio/libbass/default.nix
index 21febc10467c..2f44827af95f 100644
--- a/pkgs/development/libraries/audio/libbass/default.nix
+++ b/pkgs/development/libraries/audio/libbass/default.nix
@@ -34,6 +34,19 @@ let
       url = "https://web.archive.org/web/20240926184106/https://www.un4seen.com/files/z/0/bass_fx24-linux.zip";
       hash = "sha256-Hul2ELwnaDV8TDRMDXoFisle31GATDkf3PdkR2K9QTs=";
     };
+
+    bassmix = {
+      h = "bassmix.h";
+      version = "2.4.12";
+      so = {
+        i686_linux = "libs/x86/libbassmix.so";
+        x86_64-linux = "libs/x86_64/libbassmix.so";
+        armv7l-linux = "libs/armhf/libbassmix.so";
+        aarch64-linux = "libs/aarch64/libbassmix.so";
+      };
+      url = "https://web.archive.org/web/20240930183631/https://www.un4seen.com/files/bassmix24-linux.zip";
+      hash = "sha256-oxxBhsjeLvUodg2SOMDH4wUy5na3nxLTqYkB+iXbOgA=";
+    };
   };
 
   dropBass = name: bass: stdenv.mkDerivation {
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0b31842ad01a..678b4e90182a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20756,6 +20756,7 @@ with pkgs;
 
   libbass = (callPackage ../development/libraries/audio/libbass { }).bass;
   libbass_fx = (callPackage ../development/libraries/audio/libbass { }).bass_fx;
+  libbassmix = (callPackage ../development/libraries/audio/libbass { }).bassmix;
 
   libbde = callPackage ../development/libraries/libbde { };