diff --git a/content/treestyletab/editBookmarkOverlay.js b/content/treestyletab/editBookmarkOverlay.js
index f438cb43..3fad1776 100644
--- a/content/treestyletab/editBookmarkOverlay.js
+++ b/content/treestyletab/editBookmarkOverlay.js
@@ -61,7 +61,7 @@ var TreeStyleTabBookmarksProperty = {
 	initParentMenuList : function()
 	{
 		var id = gEditItemOverlay.itemId;
-		var parent = TreeStyleTabService.getParentItemForBookmark(id);
+		var parent = TreeStyleTabService.getParentItemForBookmarkItem(id);
 
 		var popup = this.popup;
 		var range = document.createRange();
@@ -82,7 +82,7 @@ var TreeStyleTabBookmarksProperty = {
 			let parent;
 			let current = aId;
 			let nest = 0;
-			while ((parent = current in parents ? parents[current] : TreeStyleTabService.getParentItemForBookmark(current) ) != -1)
+			while ((parent = current in parents ? parents[current] : TreeStyleTabService.getParentItemForBookmarkItem(current) ) != -1)
 			{
 				if (siblings.indexOf(parent) >= siblings.indexOf(current)) break;
 				nest++;
diff --git a/content/treestyletab/treestyletab.js b/content/treestyletab/treestyletab.js
index 71b4c561..9917260c 100644
--- a/content/treestyletab/treestyletab.js
+++ b/content/treestyletab/treestyletab.js
@@ -2622,7 +2622,7 @@ catch(e) {
 		this._addingBookmarkTreeStructure = [];
 	},
  
-	getParentItemForBookmark : function(aId) 
+	getParentItemForBookmarkItem : function(aId) 
 	{
 		if (aId < 0) return -1;
 		var annotations = PlacesUtils.getAnnotationsForItem(aId);
@@ -2637,7 +2637,7 @@ catch(e) {
 	getTreeStructureFromBookmarkItems : function(aIDs) 
 	{
 		var treeStructure = aIDs.map(function(aId) {
-				let id = this.getParentItemForBookmark(aId);
+				let id = this.getParentItemForBookmarkItem(aId);
 				return id < 0 ? -1 : aIDs.indexOf(id);
 			}, this);
 		treeStructure = treeStructure.reverse();