diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/activerecord/query/JoinBuilder.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/activerecord/query/JoinBuilder.java
index ee23d8ca..77956ca9 100644
--- a/mybatis-flex-core/src/main/java/com/mybatisflex/core/activerecord/query/JoinBuilder.java
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/activerecord/query/JoinBuilder.java
@@ -16,7 +16,6 @@
 
 package com.mybatisflex.core.activerecord.query;
 
-import com.mybatisflex.core.query.CPI;
 import com.mybatisflex.core.query.Join;
 import com.mybatisflex.core.query.QueryCondition;
 import com.mybatisflex.core.query.RawQueryCondition;
@@ -37,11 +36,6 @@ public class JoinBuilder<R extends QueryModel<R>> {
         this.join = join;
     }
 
-    public JoinBuilder<R> as(String alias) {
-        CPI.getJoinQueryTable(join).as(alias);
-        return this;
-    }
-
     public R on(String on) {
         join.on(new RawQueryCondition(on));
         return queryModel;