diff --git a/addons/web/static/src/js/view_form.js b/addons/web/static/src/js/view_form.js
index 077b05c6096..819920f89b3 100644
--- a/addons/web/static/src/js/view_form.js
+++ b/addons/web/static/src/js/view_form.js
@@ -5235,9 +5235,7 @@ instance.web.form.FieldMany2ManyBinaryMultiFiles = instance.web.form.AbstractFie
         this.fileupload_id = _.uniqueId('oe_fileupload_temp');
         $(window).on(this.fileupload_id, _.bind(this.on_file_loaded, this));
     },
-    start: function() {
-        this._super();
-        instance.web.form.ReinitializeFieldMixin.start.call(this);
+    initialize_content: function() {
         this.$el.on('change', 'input.oe_form_binary_file', this.on_file_change );
     },
     set_value: function(value_) {