diff --git a/adonis-typings/database.ts b/adonis-typings/database.ts
index 6a29ce8d..f07ec327 100644
--- a/adonis-typings/database.ts
+++ b/adonis-typings/database.ts
@@ -475,6 +475,7 @@ declare module '@ioc:Adonis/Lucid/Database' {
     lobPrefetchSize?: number
     maxRows?: number
     oracleClientVersion?: number
+    connectString?: string
   }
   export type OracleConfig = SharedConfigNode & {
     client: 'oracledb'