diff --git a/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java b/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java
index b562a0329f..bbe43ce1fe 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java
@@ -156,6 +156,7 @@ public class JdbcExternalCatalog extends ExternalCatalog {
     }
 
     public String getDatabaseTypeName() {
+        makeSureInitialized();
         return jdbcClient.getDbType();
     }