diff --git a/src/model/model.ts b/src/model/model.ts
index 02370bf73a..f760473578 100644
--- a/src/model/model.ts
+++ b/src/model/model.ts
@@ -158,6 +158,7 @@ export * from './transaction/MosaicAddressRestrictionTransaction';
 
 // Wallet
 export * from './wallet/EncryptedPrivateKey';
+export * from './wallet/ISimpleWalletDTO';
 export * from './wallet/Password';
 export * from './wallet/SimpleWallet';
 export * from './wallet/Wallet';
diff --git a/src/infrastructure/wallet/simpleWalletDTO.ts b/src/model/wallet/ISimpleWalletDTO.ts
similarity index 100%
rename from src/infrastructure/wallet/simpleWalletDTO.ts
rename to src/model/wallet/ISimpleWalletDTO.ts
diff --git a/src/model/wallet/SimpleWallet.ts b/src/model/wallet/SimpleWallet.ts
index 02df387f44..892a3b7bd3 100644
--- a/src/model/wallet/SimpleWallet.ts
+++ b/src/model/wallet/SimpleWallet.ts
@@ -17,11 +17,11 @@
 import {LocalDateTime} from 'js-joda';
 import {Crypto, KeyPair, SHA3Hasher} from '../../core/crypto';
 import {Convert as convert} from '../../core/format';
-import {ISimpleWalletDTO} from '../../infrastructure/wallet/simpleWalletDTO';
 import {Account} from '../account/Account';
 import {Address} from '../account/Address';
 import {NetworkType} from '../blockchain/NetworkType';
 import {EncryptedPrivateKey} from './EncryptedPrivateKey';
+import {ISimpleWalletDTO} from './ISimpleWalletDTO';
 import {Password} from './Password';
 import {Wallet} from './Wallet';
 
@@ -109,8 +109,9 @@ export class SimpleWallet extends Wallet {
     /**
      * Instantiate a SimpleWallet from a DTO
      * @param simpleWalletDTO simple wallet without prototype
+     * @returns {SimpleWallet}
      */
-    static createFromDTO(simpleWalletDTO: ISimpleWalletDTO) {
+    static createFromDTO(simpleWalletDTO: ISimpleWalletDTO): SimpleWallet {
         return new SimpleWallet(
             simpleWalletDTO.name,
             simpleWalletDTO.network,