diff --git a/pkgs/by-name/dr/drum-machine/package.nix b/pkgs/by-name/dr/drum-machine/package.nix
index f64784a6b9be..d1dee1520619 100644
--- a/pkgs/by-name/dr/drum-machine/package.nix
+++ b/pkgs/by-name/dr/drum-machine/package.nix
@@ -13,18 +13,19 @@
   pkg-config,
   python3Packages,
   wrapGAppsHook4,
+  ffmpeg-headless,
 }:
 
 python3Packages.buildPythonApplication rec {
   pname = "drum-machine";
-  version = "1.4.0";
+  version = "1.5.0";
   pyproject = false;
 
   src = fetchFromGitHub {
     owner = "Revisto";
     repo = "drum-machine";
     tag = "v${version}";
-    hash = "sha256-5NzbjPzmrsF/xKLBwQ4MDPxz6OjBHioO7vcLMzMhidA=";
+    hash = "sha256-F3h3BxLNkJq0jpfNOGcTbckpc8CksyA3Bc8GNKviB+I=";
   };
 
   strictDeps = true;
@@ -47,11 +48,15 @@ python3Packages.buildPythonApplication rec {
     mido
     pygame
     pygobject3
+    numpy
   ];
 
   dontWrapGApps = true;
 
-  makeWrapperArgs = [ "\${gappsWrapperArgs[@]}" ];
+  makeWrapperArgs = [
+    "\${gappsWrapperArgs[@]}"
+    "--prefix PATH : ${lib.makeBinPath [ ffmpeg-headless ]}"
+  ];
 
   # NOTE: `postCheck` is intentionally not used here, as the entire checkPhase
   # is skipped by `buildPythonApplication`