diff --git a/apps/common/mobile/lib/controller/Collaboration.js b/apps/common/mobile/lib/controller/Collaboration.js
index 0bd465c2fe..fb668774f8 100644
--- a/apps/common/mobile/lib/controller/Collaboration.js
+++ b/apps/common/mobile/lib/controller/Collaboration.js
@@ -893,28 +893,31 @@ define([
                     });
                     mainView.hideNavbar();
                 } else {
-                    me.modalViewComment = uiApp.popover(
-                        '<div class="popover container-view-comment">' +
-                        '<div class="popover-inner">' +
-                        me.view.getTemplateContainerViewComments() +
-                        '</div>' +
-                        '</div>',
-                        $$('#toolbar-collaboration')
-                    );
-                    this.picker = $$(me.modalViewComment);
-                    var $overlay = $('.modal-overlay');
-
-                    $$(this.picker).on('opened', function () {
-                        $overlay.on('removeClass', function () {
-                            if (!$overlay.hasClass('modal-overlay-visible')) {
-                                $overlay.addClass('modal-overlay-visible')
-                            }
+                    if (!me.openModal) {
+                        me.modalViewComment = uiApp.popover(
+                            '<div class="popover container-view-comment">' +
+                            '<div class="popover-inner">' +
+                            me.view.getTemplateContainerViewComments() +
+                            '</div>' +
+                            '</div>',
+                            $$('#toolbar-collaboration')
+                        );
+                        this.picker = $$(me.modalViewComment);
+                        var $overlay = $('.modal-overlay');
+                        me.openModal = true;
+                        $$(this.picker).on('opened', function () {
+                            $overlay.on('removeClass', function () {
+                                if (!$overlay.hasClass('modal-overlay-visible')) {
+                                    $overlay.addClass('modal-overlay-visible')
+                                }
+                            });
+                        }).on('close', function () {
+                            $overlay.off('removeClass');
+                            $overlay.removeClass('modal-overlay-visible');
+                            $('.popover').remove();
+                            me.openModal = false;
                         });
-                    }).on('close', function () {
-                        $overlay.off('removeClass');
-                        $overlay.removeClass('modal-overlay-visible');
-                        $('.popover').remove();
-                    });
+                    }
                 }
                 me.getView('Common.Views.Collaboration').renderViewComments(me.showComments, me.indexCurrentComment);
                 $('.prev-comment').single('click', _.bind(me.onViewPrevComment, me));