diff --git a/ts/smartkey.classes.smartkey.ts b/ts/smartkey.classes.smartkey.ts
index 5d69d6d..1a2b286 100644
--- a/ts/smartkey.classes.smartkey.ts
+++ b/ts/smartkey.classes.smartkey.ts
@@ -3,7 +3,7 @@ import { KeyPair } from './smartkey.classes.keypair';
 
 export class SmartKey {
   // instance
-  public async getKeypair(passohrase?: string): Promise<KeyPair> {
-    return KeyPair.createKeyPair();
+  public async getKeypair(passphraseArg?: string): Promise<KeyPair> {
+    return KeyPair.createKeyPair(passphraseArg);
   }
 }