diff --git a/systems/omoikane/default.nix b/systems/omoikane/default.nix
index 31af533..dbcf22a 100644
--- a/systems/omoikane/default.nix
+++ b/systems/omoikane/default.nix
@@ -95,6 +95,7 @@
     kdePackages.wallpaper-engine-plugin
     nix-output-monitor
     ciscoPacketTracer8
+    gns3-gui
   ];
 
   programs = {