diff --git a/phpseclib/Crypt/RSA.php b/phpseclib/Crypt/RSA.php
index b2aab46d..5e004654 100644
--- a/phpseclib/Crypt/RSA.php
+++ b/phpseclib/Crypt/RSA.php
@@ -1730,7 +1730,7 @@ class RSA
         switch($algorithm)
         {
             case 'sha256':
-                $hash = new Crypt_Hash('sha256');
+                $hash = new Hash('sha256');
                 $base = base64_encode($hash->hash($RSAPublicKey));
                 return substr($base, 0, strlen($base) - 1);
             case 'md5':
diff --git a/tests/Unit/Crypt/RSA/LoadKeyTest.php b/tests/Unit/Crypt/RSA/LoadKeyTest.php
index c8c9c4b7..a80b8d2f 100644
--- a/tests/Unit/Crypt/RSA/LoadKeyTest.php
+++ b/tests/Unit/Crypt/RSA/LoadKeyTest.php
@@ -241,16 +241,17 @@ ZQIDAQAB
         $this->assertFalse($rsa->getPrivateKey());
     }
 
-
     public function testSSHPubKeyFingerprint()
     {
-        $rsa = new Crypt_RSA();
+        $rsa = new RSA();
+
         $key = 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQD9K+ebJRMN10kGanhi6kDz6EYFqZttZWZh0'.
               'YoEbIbbere9N2Yvfc7oIoCTHYowhXND9WSJaIs1E4bx0085CZnofWaqf4NbZTzAh18iZup08ec'.
               'COB5gJVS1efpgVSviDF2L7jxMsBVoOBfqsmA8m0RwDDVezyWvw4y+STSuVzu2jI8EfwN7ZFGC6'.
               'Yo8m/Z94qIGzqPYGKJLuCeidB0TnUE0ZtzOJTiOc/WoTm/NOpCdfQZEJggd1MOTi+QUnqRu4Wu'.
               'b6wYtY/q/WtUFr3nK+x0lgOtokhnJfRR/6fnmC1CztPnIT4BWK81VGKWONAxuhMyQ5XChyu6S9'.
               'mWG5tUlUI/5';
+
         $this->assertTrue($rsa->loadKey($key));
         $this->assertSame($rsa->getPublicKeyFingerprint('md5'), 'bd:2c:2f:31:b9:ef:b8:f8:ad:fc:40:a6:94:4f:28:82');
         $this->assertSame($rsa->getPublicKeyFingerprint('sha256'), 'N9sV2uSNZEe8TITODku0pRI27l+Zk0IY0TrRTw3ozwM');