diff --git a/addons/crm/crm_lead_view.xml b/addons/crm/crm_lead_view.xml
index 1980a9fe074..66e89457aeb 100644
--- a/addons/crm/crm_lead_view.xml
+++ b/addons/crm/crm_lead_view.xml
@@ -518,7 +518,7 @@
                     <field name="source_id" invisible="1"/>
                     <field name="stage_id"/>
                     <field name="planned_revenue" sum="Expected Revenues"/>
-                    <field name="probability" />
+                    <field name="probability" avg="Avg. of Probability"/>
                     <field name="section_id" groups="base.group_multi_salesteams"/>
                     <field name="user_id"/>
                     <field name="referred" invisible="1"/>
diff --git a/addons/web/static/src/js/view_list.js b/addons/web/static/src/js/view_list.js
index a7686f8eebc..a16dddcbf91 100644
--- a/addons/web/static/src/js/view_list.js
+++ b/addons/web/static/src/js/view_list.js
@@ -2210,7 +2210,7 @@ instance.web.list.Column = instance.web.Class.extend({
         }
 
         var aggregation_func = (this.sum && 'sum') || (this.avg && 'avg') ||
-                               (this.max && 'max') || (this.min && 'min') || this.group_operator;
+                               (this.max && 'max') || (this.min && 'min');
 
         if (!aggregation_func) {
             return {};