diff --git a/src/test/java/io/mycat/route/DruidMysqlRouteStrategyTest.java b/src/test/java/io/mycat/route/DruidMysqlRouteStrategyTest.java
index 09f48beaf..aee59660b 100644
--- a/src/test/java/io/mycat/route/DruidMysqlRouteStrategyTest.java
+++ b/src/test/java/io/mycat/route/DruidMysqlRouteStrategyTest.java
@@ -957,7 +957,7 @@ public void testAggregateExpr() throws Exception {
         SchemaConfig schema = schemaMap.get("TESTDB");
         String sql = "select id, name, count(name) from employee group by name;";
         RouteResultset rrs = routeStrategy.route(new SystemConfig(), schema, ServerParse.SELECT, sql, null, null, cachePool);
-		Assert.assertTrue(rrs.getMergeCols().containsKey("count2"));
+		Assert.assertTrue(rrs.getMergeCols().containsKey("COUNT2"));
 
         sql = "select id, name, count(name) as c from employee group by name;";
         rrs = routeStrategy.route(new SystemConfig(), schema, ServerParse.SELECT, sql, null, null, cachePool);