diff --git a/addons/web/static/src/js/views/control_panel/search/add_new_favorite_menu.js b/addons/web/static/src/js/views/control_panel/search/add_new_favorite_menu.js
index 07c80d38c297c..6897b59647107 100644
--- a/addons/web/static/src/js/views/control_panel/search/add_new_favorite_menu.js
+++ b/addons/web/static/src/js/views/control_panel/search/add_new_favorite_menu.js
@@ -108,6 +108,7 @@ var AddNewFavoriteMenu = Widget.extend({
     _toggleMenu: function () {
         this.isOpen = !this.isOpen;
         this._render();
+        this.trigger_up('favorite_submenu_toggled');
     },
 
     //--------------------------------------------------------------------------
diff --git a/addons/web/static/src/js/views/control_panel/search/favorite_menu.js b/addons/web/static/src/js/views/control_panel/search/favorite_menu.js
index 0a536820735d0..b2dc25d932782 100644
--- a/addons/web/static/src/js/views/control_panel/search/favorite_menu.js
+++ b/addons/web/static/src/js/views/control_panel/search/favorite_menu.js
@@ -10,6 +10,9 @@ var favorites_submenus_registry = require('web.favorites_submenus_registry');
 var _t = core._t;
 
 var FavoriteMenu = DropdownMenu.extend({
+    custom_events: _.extend({}, DropdownMenu.prototype.custom_events, {
+        favorite_submenu_toggled: '_onSubMenuToggled',
+    }),
     /**
      * @override
      * @param {Object} action
@@ -38,7 +41,7 @@ var FavoriteMenu = DropdownMenu.extend({
             favorites: this.items,
             action: this.action,
         };
-        this.$menu = this.$('.o_dropdown_menu');
+        var superProm = this._super.apply(this, arguments);
         this.$menu.addClass('o_favorites_menu');
         this.subMenus = [];
         favorites_submenus_registry.values().forEach(function (SubMenu) {
@@ -46,6 +49,7 @@ var FavoriteMenu = DropdownMenu.extend({
             subMenu.appendTo(self.$menu);
             self.subMenus.push(subMenu);
         });
+        return superProm;
     },
 
     //--------------------------------------------------------------------------
@@ -83,6 +87,21 @@ var FavoriteMenu = DropdownMenu.extend({
         this._super.apply(this, arguments);
         this._closeSubMenus();
     },
+    /**
+     * Reacts to a submenu being toggled
+     *
+     * When a submenu is toggled, it has changed the position
+     * and size of the Favorite's dropdown. This method
+     * repositions the current dropdown
+     *
+     * @private
+     * @param {OdooEvent} ev
+     *
+     */
+    _onSubMenuToggled: function (ev) {
+        ev.stopPropagation();
+        this.$dropdownReference.dropdown('update');
+    },
     /**
      * @override
      * @private
diff --git a/addons/web/static/src/js/views/control_panel/search/filter_menu.js b/addons/web/static/src/js/views/control_panel/search/filter_menu.js
index d7f7a1c9950fd..1c81701a8e079 100644
--- a/addons/web/static/src/js/views/control_panel/search/filter_menu.js
+++ b/addons/web/static/src/js/views/control_panel/search/filter_menu.js
@@ -52,10 +52,10 @@ var FilterMenu = DropdownMenu.extend({
      * @override
      */
     start: function () {
-        this.$menu = this.$('.o_dropdown_menu');
+        var superProm = this._super.apply(this, arguments);
         this.$menu.addClass('o_filters_menu');
         this._renderGeneratorMenu();
-        return this._super.apply(this, arguments);
+        return superProm;
     },
 
     //--------------------------------------------------------------------------
@@ -108,6 +108,7 @@ var FilterMenu = DropdownMenu.extend({
         if (this.generatorMenuIsOpen && !this.propositions.length) {
             this._appendProposition();
         }
+        this.$dropdownReference.dropdown('update');
     },
     /**
      * Hide and display the submenu which allows adding custom filters.
diff --git a/addons/web/static/src/js/views/control_panel/search/groupby_menu.js b/addons/web/static/src/js/views/control_panel/search/groupby_menu.js
index 348e2e8fcedbe..17c158dde87ff 100644
--- a/addons/web/static/src/js/views/control_panel/search/groupby_menu.js
+++ b/addons/web/static/src/js/views/control_panel/search/groupby_menu.js
@@ -76,10 +76,10 @@ var GroupByMenu = DropdownMenu.extend({
      * @override
      */
     start: function () {
-        this.$menu = this.$('.o_dropdown_menu');
+        var superProm = this._super.apply(this, arguments);
         this.$menu.addClass('o_group_by_menu');
         this._renderGeneratorMenu();
-        return this._super.apply(this, arguments);
+        return superProm;
     },
 
     //--------------------------------------------------------------------------
@@ -135,6 +135,7 @@ var GroupByMenu = DropdownMenu.extend({
         this.$menu.append($generatorMenu);
         this.$addCustomGroup = this.$menu.find('.o_add_custom_group');
         this.$groupSelector = this.$menu.find('.o_group_selector');
+        this.$dropdownReference.dropdown('update');
     },
     /**
      * @private
diff --git a/addons/web/static/src/js/widgets/dropdown_menu.js b/addons/web/static/src/js/widgets/dropdown_menu.js
index 1187371857632..d8663731c6709 100644
--- a/addons/web/static/src/js/widgets/dropdown_menu.js
+++ b/addons/web/static/src/js/widgets/dropdown_menu.js
@@ -6,6 +6,8 @@ var Widget = require('web.Widget');
 
 var QWeb = core.qweb;
 
+var _t = core._t;
+
 var DropdownMenu = Widget.extend({
     template: 'web.DropdownMenu',
 
@@ -37,7 +39,18 @@ var DropdownMenu = Widget.extend({
         this.items = items;
         this.openItems = {};
     },
+    /**
+     * @override
+     */
+    start: function () {
+        this.$menu = this.$('.o_dropdown_menu');
+        this.$dropdownReference = this.$('.o_dropdown_toggler_btn');
 
+         if (_t.database.parameters.direction === 'rtl') {
+            this.$menu.addClass('dropdown-menu-right');
+        }
+        return this._super.apply(this, arguments);
+    },
 
     //--------------------------------------------------------------------------
     // Public