2 files changed, 2 insertions, 0 deletions
diff --git a/pkgs/applications/audio/munt/mt32emu-qt.nix b/pkgs/applications/audio/munt/mt32emu-qt.nix
index 51501de4a89e..9ebb59ddafdd 100644
--- a/pkgs/applications/audio/munt/mt32emu-qt.nix
+++ b/pkgs/applications/audio/munt/mt32emu-qt.nix
@@ -65,6 +65,7 @@ mkDerivation rec {
   meta = with lib; {
     homepage = "https://munt.sourceforge.net/";
     description = "A synthesizer application built on Qt and libmt32emu";
+    mainProgram = "mt32emu-qt";
     longDescription = ''
       mt32emu-qt is a synthesiser application that facilitates both realtime
       synthesis and conversion of pre-recorded SMF files to WAVE making use of
diff --git a/pkgs/applications/audio/munt/mt32emu-smf2wav.nix b/pkgs/applications/audio/munt/mt32emu-smf2wav.nix
index 517d1b200aab..3ebadcca91be 100644
--- a/pkgs/applications/audio/munt/mt32emu-smf2wav.nix
+++ b/pkgs/applications/audio/munt/mt32emu-smf2wav.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://munt.sourceforge.net/";
     description = "Produces a WAVE file from a Standard MIDI file (SMF)";
+    mainProgram = "mt32emu-smf2wav";
     license = with licenses; [ gpl3Plus ];
     maintainers = with maintainers; [ OPNA2608 ];
     platforms = platforms.all;