diff --git a/pkgs/by-name/mo/monkeysAudio/package.nix b/pkgs/by-name/mo/monkeysAudio/package.nix
index a46362b7f8e3..7d4cb724ea01 100644
--- a/pkgs/by-name/mo/monkeysAudio/package.nix
+++ b/pkgs/by-name/mo/monkeysAudio/package.nix
@@ -5,15 +5,21 @@
 }:
 
 stdenv.mkDerivation (finalAttrs: {
-  version = "10.76";
+  version = "10.81";
   pname = "monkeys-audio";
 
   src = fetchzip {
     url = "https://monkeysaudio.com/files/MAC_${
       builtins.concatStringsSep "" (lib.strings.splitString "." finalAttrs.version)}_SDK.zip";
-    hash = "sha256-ropQZraOombq6zG5vXU/kBtQggy30ErbU79gbEtrIxs=";
+    hash = "sha256-sI2u+H/ewva9r+g5xSNqal0DMul+a9Y4FV6dEzulvSI=";
     stripRoot = false;
   };
+
+  env.NIX_CFLAGS_COMPILE = toString [
+    # Otherwise, >> related build errors are encountered
+    "-std=c++11"
+  ];
+
   nativeBuildInputs = [
     cmake
   ];
@@ -22,10 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
     description = "APE codec and decompressor";
     platforms = platforms.linux;
     mainProgram = "mac";
-    # This is not considered a GPL license, but it seems rather free although
-    # it's not standard, see a quote of it:
-    # https://github.com/NixOS/nixpkgs/pull/171682#issuecomment-1120260551
-    license = licenses.free;
+    license = licenses.bsd3;
     maintainers = with maintainers; [ doronbehar ];
   };
 })