diff --git a/pkgs/by-name/so/sonivox/package.nix b/pkgs/by-name/so/sonivox/package.nix
index 417c45281473..073e0b39780b 100644
--- a/pkgs/by-name/so/sonivox/package.nix
+++ b/pkgs/by-name/so/sonivox/package.nix
@@ -7,22 +7,22 @@
 
 stdenv.mkDerivation rec {
   pname = "sonivox";
-  version = "3.6.16";
+  version = "4.0.0";
 
   src = fetchFromGitHub {
-    owner = "pedrolcl";
+    owner = "EmbeddedSynth";
     repo = "sonivox";
-    rev = "v${version}";
-    hash = "sha256-2OWlm1GZI08OeiG3AswRyvguv9MUYo1dLo6QUPr3r3s=";
+    tag = "v${version}";
+    hash = "sha256-eOC/7R45X93Q9KKnP+/fyPMESOVyTnzpqnLHnDQwLnQ=";
   };
 
   nativeBuildInputs = [ cmake ];
 
   meta = {
-    homepage = "https://github.com/pedrolcl/sonivox";
+    homepage = "https://github.com/EmbeddedSynth/sonivox";
     description = "MIDI synthesizer library";
     license = lib.licenses.asl20;
-    maintainers = [ ];
-    platforms = lib.platforms.linux;
+    maintainers = [ lib.maintainers.wegank ];
+    platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/drumstick/default.nix b/pkgs/development/libraries/drumstick/default.nix
index 69201a9d42b9..e5fc8ddd2fea 100644
--- a/pkgs/development/libraries/drumstick/default.nix
+++ b/pkgs/development/libraries/drumstick/default.nix
@@ -25,11 +25,11 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "drumstick";
-  version = "2.10.0";
+  version = "2.11.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/drumstick/${version}/drumstick-${version}.tar.bz2";
-    hash = "sha256-rFoH1daXHiT3LZWQRP+buzMRQSWLJfGMgRtJ9XFy/L0=";
+    hash = "sha256-vPlhQ+i8gifI/UIXii7KhZQ+RYBdnE09FVCXQiJcQdU=";
   };
 
   patches = [ ./drumstick-plugins.patch ];