diff --git a/src/chart/custom.js b/src/chart/custom.js
index 5301ef3a6e2c7996c196cc5c93a622a25301ec7f..d5c6ce1791523cc8fea23c153f87e3255a7753ad 100644
--- a/src/chart/custom.js
+++ b/src/chart/custom.js
@@ -110,7 +110,12 @@ define(function (require) {
                 .execute();
 
             this._data = data;
-        }
+        },
+
+        /**
+         * @override
+         */
+        dispose: zrUtil.noop
     });