diff --git a/src/Blob/BlobClient.php b/src/Blob/BlobClient.php
index ff90d9a..eab0403 100644
--- a/src/Blob/BlobClient.php
+++ b/src/Blob/BlobClient.php
@@ -197,7 +197,11 @@ private function uploadInBlocks(StreamInterface $content, UploadBlobOptions $opt
 
         $pool->promise()->wait();
 
-        $this->putBlockList($blocks, $options);
+        $this->putBlockList(
+            $blocks,
+            $options->contentType,
+            StreamUtils::hash($content, 'md5', true),
+        );
     }
 
     private function putBlockAsync(Block $block, StreamInterface $content): PromiseInterface
@@ -218,7 +222,7 @@ private function putBlockAsync(Block $block, StreamInterface $content): PromiseI
     /**
      * @param Block[] $blocks
      */
-    private function putBlockList(array $blocks, UploadBlobOptions $options): void
+    private function putBlockList(array $blocks, ?string $contentType, string $contentMD5): void
     {
         try {
             $this->client->put($this->uri, [
@@ -226,7 +230,8 @@ private function putBlockList(array $blocks, UploadBlobOptions $options): void
                     'comp' => 'blocklist',
                 ],
                 'headers' => [
-                    'x-ms-blob-content-type' => $options->contentType,
+                    'x-ms-blob-content-type' => $contentType,
+                    'x-ms-blob-content-md5' => base64_encode($contentMD5),
                 ],
                 'body' => (new PutBlockRequestBody($blocks))->toXml()->asXML(),
             ]);
diff --git a/src/Blob/Exceptions/DateMalformedStringException.php b/src/Blob/Exceptions/DeserializationException.php
similarity index 55%
rename from src/Blob/Exceptions/DateMalformedStringException.php
rename to src/Blob/Exceptions/DeserializationException.php
index a38ebb0..88c2302 100644
--- a/src/Blob/Exceptions/DateMalformedStringException.php
+++ b/src/Blob/Exceptions/DeserializationException.php
@@ -4,4 +4,4 @@
 
 namespace AzureOss\Storage\Blob\Exceptions;
 
-final class DateMalformedStringException extends \Exception {}
+final class DeserializationException extends \Exception {}
diff --git a/src/Blob/Helpers/DateHelper.php b/src/Blob/Helpers/DateHelper.php
index 8100e84..14a16b9 100644
--- a/src/Blob/Helpers/DateHelper.php
+++ b/src/Blob/Helpers/DateHelper.php
@@ -4,6 +4,8 @@
 
 namespace AzureOss\Storage\Blob\Helpers;
 
+use AzureOss\Storage\Blob\Exceptions\DeserializationException;
+
 /**
  * @internal
  */
@@ -15,4 +17,14 @@ public static function formatAs8601Zulu(\DateTimeInterface $date): string
             ->setTimezone(new \DateTimeZone('UTC'))
             ->format('Y-m-d\TH:i:s\Z');
     }
+
+    public static function deserializeDateRfc1123Date(string $date): \DateTimeInterface
+    {
+        $result = \DateTimeImmutable::createFromFormat(\DateTimeInterface::RFC1123, $date);
+        if ($result === false) {
+            throw new DeserializationException("Azure returned a malformed date.");
+        }
+
+        return $result;
+    }
 }
diff --git a/src/Blob/Models/BlobContainerProperties.php b/src/Blob/Models/BlobContainerProperties.php
index db995fb..e3fc561 100644
--- a/src/Blob/Models/BlobContainerProperties.php
+++ b/src/Blob/Models/BlobContainerProperties.php
@@ -4,7 +4,7 @@
 
 namespace AzureOss\Storage\Blob\Models;
 
-use AzureOss\Storage\Blob\Exceptions\DateMalformedStringException;
+use AzureOss\Storage\Blob\Exceptions\DeserializationException;
 use AzureOss\Storage\Blob\Helpers\MetadataHelper;
 use Psr\Http\Message\ResponseInterface;
 
@@ -22,7 +22,7 @@ public static function fromResponseHeaders(ResponseInterface $response): self
     {
         $lastModified = \DateTimeImmutable::createFromFormat(\DateTimeInterface::RFC1123, $response->getHeaderLine('Last-Modified'));
         if ($lastModified === false) {
-            throw new DateMalformedStringException("Azure returned a malformed date.");
+            throw new DeserializationException("Azure returned a malformed date.");
         }
 
         return new self($lastModified, MetadataHelper::headersToMetadata($response->getHeaders()));
@@ -32,7 +32,7 @@ public static function fromXml(\SimpleXMLElement $xml): self
     {
         $lastModified = \DateTimeImmutable::createFromFormat(\DateTimeInterface::RFC1123, (string) $xml->{'Last-Modified'});
         if ($lastModified === false) {
-            throw new DateMalformedStringException("Azure returned a malformed date.");
+            throw new DeserializationException("Azure returned a malformed date.");
         }
 
         return new self(
diff --git a/src/Blob/Models/BlobProperties.php b/src/Blob/Models/BlobProperties.php
index 1955e58..ac11e79 100644
--- a/src/Blob/Models/BlobProperties.php
+++ b/src/Blob/Models/BlobProperties.php
@@ -4,7 +4,7 @@
 
 namespace AzureOss\Storage\Blob\Models;
 
-use AzureOss\Storage\Blob\Exceptions\DateMalformedStringException;
+use AzureOss\Storage\Blob\Helpers\DateHelper;
 use AzureOss\Storage\Blob\Helpers\MetadataHelper;
 use Psr\Http\Message\ResponseInterface;
 
@@ -17,39 +17,39 @@ public function __construct(
         public readonly \DateTimeInterface $lastModified,
         public readonly int $contentLength,
         public readonly string $contentType,
-        public readonly string $contentMD5,
+        public readonly ?string $contentMD5,
         public readonly array $metadata,
     ) {}
 
     public static function fromResponseHeaders(ResponseInterface $response): self
     {
-        $lastModified = \DateTimeImmutable::createFromFormat(\DateTimeInterface::RFC1123, $response->getHeaderLine('Last-Modified'));
-        if ($lastModified === false) {
-            throw new DateMalformedStringException("Azure returned a malformed date.");
-        }
-
         return new BlobProperties(
-            $lastModified,
+            DateHelper::deserializeDateRfc1123Date($response->getHeaderLine('Last-Modified')),
             (int) $response->getHeaderLine('Content-Length'),
             $response->getHeaderLine('Content-Type'),
-            $response->getHeaderLine('Content-MD5'),
+            self::deserializeContentMD5($response->getHeaderLine('Content-MD5')),
             MetadataHelper::headersToMetadata($response->getHeaders()),
         );
     }
 
     public static function fromXml(\SimpleXMLElement $xml): self
     {
-        $lastModified = \DateTimeImmutable::createFromFormat(\DateTimeInterface::RFC1123, (string) $xml->{'Last-Modified'});
-        if ($lastModified === false) {
-            throw new DateMalformedStringException("Azure returned a malformed date.");
-        }
-
         return new self(
-            $lastModified,
+            DateHelper::deserializeDateRfc1123Date((string) $xml->{'Last-Modified'}),
             (int) $xml->{'Content-Length'},
             (string) $xml->{'Content-Type'},
-            (string) $xml->{'Content-MD5'},
+            self::deserializeContentMD5((string) $xml->{'Content-MD5'}),
             [],
         );
     }
+
+    public static function deserializeContentMD5(string $contentMD5): ?string
+    {
+        $result = base64_decode($contentMD5, true);
+        if ($result === false) {
+            return null;
+        }
+
+        return bin2hex($result);
+    }
 }
diff --git a/src/Blob/Models/UploadBlobOptions.php b/src/Blob/Models/UploadBlobOptions.php
index 797e1e9..955c9c6 100644
--- a/src/Blob/Models/UploadBlobOptions.php
+++ b/src/Blob/Models/UploadBlobOptions.php
@@ -7,7 +7,7 @@
 final class UploadBlobOptions
 {
     /**
-     * @param int $initialTransferSize The size of the first range request in bytes. Blobs smaller than this limit will be downloaded in a single request. Blobs larger than this limit will continue being downloaded in chunks of size MaximumTransferSize.
+     * @param int $initialTransferSize The size of the first range request in bytes. Blobs smaller than this limit will be transferred in a single request. Blobs larger than this limit will continue being transferred in chunks of size MaximumTransferSize.
      * @param int $maximumTransferSize The maximum length of a transfer in bytes.
      * @param int $maximumConcurrency The maximum number of workers that may be used in a parallel transfer.
      */
diff --git a/tests/Blob/Feature/BlobClientTest.php b/tests/Blob/Feature/BlobClientTest.php
index 9bc550d..d80d006 100644
--- a/tests/Blob/Feature/BlobClientTest.php
+++ b/tests/Blob/Feature/BlobClientTest.php
@@ -194,9 +194,10 @@ public function upload_works_with_parallel_upload(): void
             self::assertEquals("text/plain", $properties->contentType);
             self::assertEquals(1000, $properties->contentLength);
 
-            $afterUploadContent = $this->blobClient->downloadStreaming()->content;
+            $blob = $this->blobClient->downloadStreaming();
 
-            self::assertEquals($beforeUploadContent, $afterUploadContent);
+            self::assertEquals($beforeUploadContent, $blob->content);
+            self::assertEquals(md5($beforeUploadContent), $blob->properties->contentMD5);
         });
     }