diff --git a/tools/build/build.js b/tools/build/build.js
index 3f81016067d..21ece5203c4 100755
--- a/tools/build/build.js
+++ b/tools/build/build.js
@@ -34,9 +34,11 @@ const taskTgui = new Task('tgui')
   });
 
 const taskDm = new Task('dm')
+  .depends('_maps/map_files/generic/**')
   .depends('code/**')
   .depends('goon/**')
   .depends('html/**')
+  .depends('icons/**')
   .depends('interface/**')
   .depends('tgui/public/tgui.html')
   .depends('tgui/public/*.bundle.*')