diff --git a/src/MariaDB.ts b/src/MariaDB.ts
index c976c69..f853f2b 100644
--- a/src/MariaDB.ts
+++ b/src/MariaDB.ts
@@ -13,9 +13,12 @@ type Credentials = {
     host: string,
     port: number,
     database: string,
-    node: string
 }
 
+type ExtendedCredentials = {
+    node: string
+} & Credentials
+
 export type MariaOptions = {
     load?: boolean,
     cluster?: PoolClusterConfig,
@@ -86,7 +89,7 @@ class MariaDB
     #load: boolean;
 
     #config: MariaOptions;
-    #credentials: Credentials[];
+    #credentials: ExtendedCredentials[];
     #cluster: boolean;
     #pool: PoolCluster | null;
     #nodes: Node[];