diff --git a/.luacheckrc b/.luacheckrc
index ef77deb..997c012 100644
--- a/.luacheckrc
+++ b/.luacheckrc
@@ -126,5 +126,6 @@ globals = {
     "PowerBarColor",
     "GetCVar",
     "BackdropTemplateMixin",
-    "UnitReaction"
+    "UnitReaction",
+    "Settings",
 }
diff --git a/NugEnergy.lua b/NugEnergy.lua
index e26e170..d6bdb8a 100644
--- a/NugEnergy.lua
+++ b/NugEnergy.lua
@@ -1177,6 +1177,35 @@ local ParseOpts = function(str)
     return fields
 end
 
+local function InterfaceOptions_AddCategory(frame, addOn, position)
+	-- cancel is no longer a default option. May add menu extension for this.
+	frame.OnCommit = frame.okay;
+	frame.OnDefault = frame.default;
+	frame.OnRefresh = frame.refresh;
+
+	if frame.parent then
+		local category = Settings.GetCategory(frame.parent);
+		local subcategory, layout = Settings.RegisterCanvasLayoutSubcategory(category, frame, frame.name, frame.name);
+		subcategory.ID = frame.name;
+		return subcategory, category;
+	else
+		local category, layout = Settings.RegisterCanvasLayoutCategory(frame, frame.name, frame.name);
+		category.ID = frame.name;
+		Settings.RegisterAddOnCategory(category);
+		return category;
+	end
+end
+
+-- Deprecated. Use Settings.OpenToCategory().
+local function InterfaceOptionsFrame_OpenToCategory(categoryIDOrFrame)
+	if type(categoryIDOrFrame) == "table" then
+		local categoryID = categoryIDOrFrame.name;
+		return Settings.OpenToCategory(categoryID);
+	else
+		return Settings.OpenToCategory(categoryIDOrFrame);
+	end
+end
+
 NugEnergy.Commands = {
     ["gui"] = function(v)
         if not NugEnergy.optionsPanel then