diff --git a/addons/web/static/src/js/view_form.js b/addons/web/static/src/js/view_form.js
index ce5f5c2841a..b94b976bfff 100644
--- a/addons/web/static/src/js/view_form.js
+++ b/addons/web/static/src/js/view_form.js
@@ -2374,6 +2374,7 @@ instance.web.DateTimeWidget = instance.web.Widget.extend({
     type_of_date: "datetime",
     events: {
         'change .oe_datepicker_master': 'change_datetime',
+        'dragstart img.oe_datepicker_trigger': function () { return false; },
     },
     init: function(parent) {
         this._super(parent);
@@ -2955,7 +2956,9 @@ instance.web.form.FieldMany2One = instance.web.form.AbstractField.extend(instanc
             case $.ui.keyCode.DOWN:
                 e.stopPropagation();
             }
-        }
+        },
+        'dragstart .oe_m2o_drop_down_button img': function () { return false; },
+        'dragstart .oe_m2o_cm_button': function () { return false; }
     },
     init: function(field_manager, node) {
         this._super(field_manager, node);