diff --git a/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/client/JdbcClient.java b/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/client/JdbcClient.java
index cd64efcd80f2cd..155afea1217064 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/client/JdbcClient.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/client/JdbcClient.java
@@ -98,6 +98,7 @@ public static JdbcClient createJdbcClient(JdbcClientConfig jdbcClientConfig) {
     }
 
     protected JdbcClient(JdbcClientConfig jdbcClientConfig) {
+        System.setProperty("com.zaxxer.hikari.useWeakReferences", "true");
         this.catalogName = jdbcClientConfig.getCatalog();
         this.jdbcUser = jdbcClientConfig.getUser();
         this.isOnlySpecifiedDatabase = Boolean.parseBoolean(jdbcClientConfig.getOnlySpecifiedDatabase());