diff --git a/quickjs/src/main/java/com/fongmi/quickjs/crawler/Spider.java b/quickjs/src/main/java/com/fongmi/quickjs/crawler/Spider.java
index 6cf963afa..a0f2b7ebe 100644
--- a/quickjs/src/main/java/com/fongmi/quickjs/crawler/Spider.java
+++ b/quickjs/src/main/java/com/fongmi/quickjs/crawler/Spider.java
@@ -177,7 +177,6 @@ public class Spider extends com.github.catvod.crawler.Spider {
 
     private void createFun() {
         try {
-            if (dex == null) return;
             Global.create(ctx, executor);
             Class<?> clz = dex.loadClass("com.github.catvod.js.Function");
             clz.getDeclaredConstructor(QuickJSContext.class).newInstance(ctx);