diff --git a/vendor/github.com/minio/minio-xl/pkg/crypto/sha256/sha256_linux_386.go b/vendor/github.com/minio/minio-xl/pkg/crypto/sha256/sha256_linux_386.go
new file mode 100644
index 000000000..4dc80c1dc
--- /dev/null
+++ b/vendor/github.com/minio/minio-xl/pkg/crypto/sha256/sha256_linux_386.go
@@ -0,0 +1,53 @@
+/*
+ * Minio Cloud Storage, (C) 2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sha256
+
+import (
+	"hash"
+	"io"
+
+	"crypto/sha256"
+)
+
+// Sum256 - single caller sha256 helper
+func Sum256(data []byte) []byte {
+	d := sha256.New()
+	d.Write(data)
+	return d.Sum(nil)
+}
+
+// Sum - io.Reader based streaming sha256 helper
+func Sum(reader io.Reader) ([]byte, error) {
+	d := sha256.New()
+	var err error
+	for err == nil {
+		length := 0
+		byteBuffer := make([]byte, 1024*1024)
+		length, err = reader.Read(byteBuffer)
+		byteBuffer = byteBuffer[0:length]
+		d.Write(byteBuffer)
+	}
+	if err != io.EOF {
+		return nil, err
+	}
+	return d.Sum(nil), nil
+}
+
+// New returns a new hash.Hash computing SHA256.
+func New() hash.Hash {
+	return sha256.New()
+}
diff --git a/vendor/github.com/minio/minio-xl/pkg/crypto/sha256/sha256_windows_386.go b/vendor/github.com/minio/minio-xl/pkg/crypto/sha256/sha256_windows_386.go
new file mode 100644
index 000000000..2e6757dbf
--- /dev/null
+++ b/vendor/github.com/minio/minio-xl/pkg/crypto/sha256/sha256_windows_386.go
@@ -0,0 +1,53 @@
+/*
+ * Minio Cloud Storage, (C) 2014 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sha256
+
+import (
+	"hash"
+	"io"
+
+	"crypto/sha256"
+)
+
+// Sum256 - single caller sha256 helper
+func Sum256(data []byte) []byte {
+	d := sha256.New()
+	d.Write(data)
+	return d.Sum(nil)
+}
+
+// Sum - io.Reader based streaming sha256 helper
+func Sum(reader io.Reader) ([]byte, error) {
+	d := sha256.New()
+	var err error
+	for err == nil {
+		length := 0
+		byteBuffer := make([]byte, 1024*1024)
+		length, err = reader.Read(byteBuffer)
+		byteBuffer = byteBuffer[0:length]
+		d.Write(byteBuffer)
+	}
+	if err != io.EOF {
+		return nil, err
+	}
+	return d.Sum(nil), nil
+}
+
+// New returns a new hash.Hash computing SHA256.
+func New() hash.Hash {
+	return sha256.New()
+}
diff --git a/vendor/github.com/minio/minio-xl/pkg/crypto/sha512/sha512_linux_386.go b/vendor/github.com/minio/minio-xl/pkg/crypto/sha512/sha512_linux_386.go
new file mode 100644
index 000000000..931e1a1a7
--- /dev/null
+++ b/vendor/github.com/minio/minio-xl/pkg/crypto/sha512/sha512_linux_386.go
@@ -0,0 +1,58 @@
+/*
+ * Minio Cloud Storage, (C) 2014 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sha512
+
+import (
+	"hash"
+	"io"
+
+	"crypto/sha512"
+)
+
+// The size of a SHA512 checksum in bytes.
+const (
+	Size = sha512.Size
+)
+
+// Sum512 - single caller sha512 helper
+func Sum512(data []byte) []byte {
+	d := sha512.New()
+	d.Write(data)
+	return d.Sum(nil)
+}
+
+// Sum - io.Reader based streaming sha512 helper
+func Sum(reader io.Reader) ([]byte, error) {
+	d := sha512.New()
+	var err error
+	for err == nil {
+		length := 0
+		byteBuffer := make([]byte, 1024*1024)
+		length, err = reader.Read(byteBuffer)
+		byteBuffer = byteBuffer[0:length]
+		d.Write(byteBuffer)
+	}
+	if err != io.EOF {
+		return nil, err
+	}
+	return d.Sum(nil), nil
+}
+
+// New returns a new hash.Hash computing SHA512.
+func New() hash.Hash {
+	return sha512.New()
+}
diff --git a/vendor/github.com/minio/minio-xl/pkg/crypto/sha512/sha512_windows_386.go b/vendor/github.com/minio/minio-xl/pkg/crypto/sha512/sha512_windows_386.go
new file mode 100644
index 000000000..931e1a1a7
--- /dev/null
+++ b/vendor/github.com/minio/minio-xl/pkg/crypto/sha512/sha512_windows_386.go
@@ -0,0 +1,58 @@
+/*
+ * Minio Cloud Storage, (C) 2014 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sha512
+
+import (
+	"hash"
+	"io"
+
+	"crypto/sha512"
+)
+
+// The size of a SHA512 checksum in bytes.
+const (
+	Size = sha512.Size
+)
+
+// Sum512 - single caller sha512 helper
+func Sum512(data []byte) []byte {
+	d := sha512.New()
+	d.Write(data)
+	return d.Sum(nil)
+}
+
+// Sum - io.Reader based streaming sha512 helper
+func Sum(reader io.Reader) ([]byte, error) {
+	d := sha512.New()
+	var err error
+	for err == nil {
+		length := 0
+		byteBuffer := make([]byte, 1024*1024)
+		length, err = reader.Read(byteBuffer)
+		byteBuffer = byteBuffer[0:length]
+		d.Write(byteBuffer)
+	}
+	if err != io.EOF {
+		return nil, err
+	}
+	return d.Sum(nil), nil
+}
+
+// New returns a new hash.Hash computing SHA512.
+func New() hash.Hash {
+	return sha512.New()
+}
diff --git a/vendor/vendor.json b/vendor/vendor.json
index 5d29f9e85..fede15a10 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -49,13 +49,13 @@
 		},
 		{
 			"path": "github.com/minio/minio-xl/pkg/crypto/sha256",
-			"revision": "a5fc6d2430ba2ebcab31b938ab02a42bac85dc2e",
-			"revisionTime": "2015-10-20T11:16:42-07:00"
+			"revision": "a4e6504a5f94cf43bdbe3dec1a622317031b145d",
+			"revisionTime": "2015-11-14T00:48:52-08:00"
 		},
 		{
 			"path": "github.com/minio/minio-xl/pkg/crypto/sha512",
-			"revision": "a5fc6d2430ba2ebcab31b938ab02a42bac85dc2e",
-			"revisionTime": "2015-10-20T11:16:42-07:00"
+			"revision": "a4e6504a5f94cf43bdbe3dec1a622317031b145d",
+			"revisionTime": "2015-11-14T00:48:52-08:00"
 		},
 		{
 			"path": "github.com/minio/minio-xl/pkg/minhttp",