diff --git a/data/core/command.lua b/data/core/command.lua
index 95743061..7915e16d 100644
--- a/data/core/command.lua
+++ b/data/core/command.lua
@@ -59,7 +59,10 @@ end
 
 
 function command.add_defaults()
-  local reg = { "core", "root", "command", "doc", "findreplace", "files", "drawwhitespace" }
+  local reg = {
+    "core", "root", "command", "doc", "findreplace",
+    "files", "drawwhitespace", "dialog"
+  }
   for _, name in ipairs(reg) do
     require("core.commands." .. name)
   end