diff --git a/src/modules/pages/connection/connection.ts b/src/modules/pages/connection/connection.ts
index b604354..227579c 100644
--- a/src/modules/pages/connection/connection.ts
+++ b/src/modules/pages/connection/connection.ts
@@ -134,6 +134,10 @@ export class Connection extends BI.Widget {
         };
     }
 
+    mounted() {
+        this.store.setDatebaseTypeSelected('');
+    }
+
     private renderItems() {
         switch (this.model.connectionSelectedOne.connectionType) {
             case connectionType.JDBC: