diff --git a/packages/postgresql/src/PostgreSqlSchemaHelper.ts b/packages/postgresql/src/PostgreSqlSchemaHelper.ts
index b0cd221ea1bb..4b98f4b795d4 100644
--- a/packages/postgresql/src/PostgreSqlSchemaHelper.ts
+++ b/packages/postgresql/src/PostgreSqlSchemaHelper.ts
@@ -334,7 +334,7 @@ export class PostgreSqlSchemaHelper extends SchemaHelper {
   }
 
   getManagementDbName(): string {
-    return undefined!;
+    return '';
   }
 
   disableForeignKeysSQL(): string {