diff --git a/modules/software/programs.nix b/modules/software/programs.nix
index 54ae0b1..8b25962 100644
--- a/modules/software/programs.nix
+++ b/modules/software/programs.nix
@@ -58,6 +58,7 @@
         pulseaudio-ctl
         playerctl
         brightnessctl
+        ganttproject-bin
       ]
       else []
     )