diff --git a/addons/web/static/src/js/view_form.js b/addons/web/static/src/js/view_form.js
index 97fc997d861..4f4dd2a787d 100644
--- a/addons/web/static/src/js/view_form.js
+++ b/addons/web/static/src/js/view_form.js
@@ -5670,9 +5670,11 @@ instance.web.form.FieldBinary = instance.web.form.AbstractField.extend(instance.
     set_filename: function(value) {
         var filename = this.node.attrs.filename;
         if (filename) {
-            var tmp = {};
-            tmp[filename] = value;
-            this.field_manager.set_values(tmp);
+            var field = this.field_manager.fields[filename];
+            if (field) {
+                field.set_value(value);
+                field._dirty_flag = true;
+            }
         }
     },
     on_clear: function() {