diff --git a/addons/board/static/src/js/dashboard.js b/addons/board/static/src/js/dashboard.js
index 4bdf33c3d32..b3055637ffb 100644
--- a/addons/board/static/src/js/dashboard.js
+++ b/addons/board/static/src/js/dashboard.js
@@ -169,8 +169,8 @@ var DashBoard = form_common.FormWidget.extend({
             board.columns.push(actions);
         });
         var arch = QWeb.render('DashBoard.xml', board);
-        this.rpc('/web/view/add_custom', {
-            view_id: this.view.fields_view.view_id,
+        this.rpc('/web/view/edit_custom', { // do not forward-port > saas-15
+            custom_id: this.view.fields_view.custom_view_id, // do not forward-port > saas-15
             arch: arch
         });
     },
diff --git a/addons/web/controllers/main.py b/addons/web/controllers/main.py
index 2ac11d1c1e4..d8cb0e6a36f 100644
--- a/addons/web/controllers/main.py
+++ b/addons/web/controllers/main.py
@@ -930,14 +930,18 @@ class DataSet(http.Controller):
 
 class View(http.Controller):
 
-    @http.route('/web/view/add_custom', type='json', auth="user")
-    def add_custom(self, view_id, arch):
-        CustomView = request.session.model('ir.ui.view.custom')
-        CustomView.create({
-            'user_id': request.session.uid,
-            'ref_id': view_id,
-            'arch': arch
-        }, request.context)
+    @http.route('/web/view/edit_custom', type='json', auth="user")
+    def edit_custom(self, custom_id, arch):
+        """
+        Edit a custom view
+
+        :param int custom_id: the id of the edited custom view
+        :param str arch: the edited arch of the custom view
+        :returns: dict with acknowledged operation (result set to True)
+        """
+
+        custom_view = request.env['ir.ui.view.custom'].browse(custom_id)
+        custom_view.write({ 'arch': arch })
         return {'result': True}
 
 class TreeView(View):