diff --git a/addons/web/static/src/js/formats.js b/addons/web/static/src/js/formats.js
index 640ba4d5a93..834a73fac2a 100644
--- a/addons/web/static/src/js/formats.js
+++ b/addons/web/static/src/js/formats.js
@@ -134,6 +134,10 @@ instance.web.format_value = function (value, descriptor, value_if_empty) {
         case 'many2one':
             // name_get value format
             return value[1];
+        case 'one2many':
+            // this is to show count of ids related in this o2m relation instead the list of them for example will show this:(5) instead of this 1,2,5,8,76
+            count_ids='('+value.length.toString()+')'
+            return count_ids;
         case 'datetime':
             if (typeof(value) == "string")
                 value = instance.web.auto_str_to_date(value);