1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/applications/audio/midi-visualizer/default.nix b/nixpkgs/pkgs/applications/audio/midi-visualizer/default.nix
index ed48c129418c..907a17eccb30 100644
--- a/nixpkgs/pkgs/applications/audio/midi-visualizer/default.nix
+++ b/nixpkgs/pkgs/applications/audio/midi-visualizer/default.nix
@@ -66,6 +66,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A small MIDI visualizer tool, using OpenGL";
+    mainProgram = "MIDIVisualizer";
     homepage = "https://github.com/kosua20/MIDIVisualizer";
     license = licenses.mit;
     platforms = platforms.unix;