diff --git a/tests/UnifiedSpecTests/Context.php b/tests/UnifiedSpecTests/Context.php
index 6b57a8130..cf93a930d 100644
--- a/tests/UnifiedSpecTests/Context.php
+++ b/tests/UnifiedSpecTests/Context.php
@@ -463,7 +463,7 @@ private function createSession(string $id, stdClass $o): void
 
     private function createBucket(string $id, stdClass $o): void
     {
-        Util::assertHasOnlyKeys($o, ['id', 'database', 'bucketOptions']);
+        Util::assertHasOnlyKeys($o, ['id', 'database', 'bucketOptions', 'disableMD5']);
 
         $databaseId = $o->database ?? null;
         assertIsString($databaseId);
@@ -499,7 +499,7 @@ private static function prepareCollectionOrDatabaseOptions(array $options): arra
 
     private static function prepareBucketOptions(array $options): array
     {
-        Util::assertHasOnlyKeys($options, ['bucketName', 'chunkSizeBytes', 'readConcern', 'readPreference', 'writeConcern']);
+        Util::assertHasOnlyKeys($options, ['bucketName', 'chunkSizeBytes', 'disableMD5', 'readConcern', 'readPreference', 'writeConcern']);
 
         if (array_key_exists('bucketName', $options)) {
             assertIsString($options['bucketName']);
diff --git a/tests/UnifiedSpecTests/Operation.php b/tests/UnifiedSpecTests/Operation.php
index 2ed73262d..63ca8fcd9 100644
--- a/tests/UnifiedSpecTests/Operation.php
+++ b/tests/UnifiedSpecTests/Operation.php
@@ -769,10 +769,6 @@ private function executeForSession(Session $session)
     private function executeForBucket(Bucket $bucket)
     {
         $args = $this->prepareArguments();
-
-        // "md5" field is removed from the spec, option "disableMD5" is ignored
-        unset($args['disableMD5']);
-
         Util::assertArgumentsBySchema(Bucket::class, $this->name, $args);
 
         switch ($this->name) {
diff --git a/tests/UnifiedSpecTests/Util.php b/tests/UnifiedSpecTests/Util.php
index f33522a31..f725c5bc0 100644
--- a/tests/UnifiedSpecTests/Util.php
+++ b/tests/UnifiedSpecTests/Util.php
@@ -134,8 +134,8 @@ final class Util
             'delete' => ['id'],
             'downloadByName' => ['filename', 'revision'],
             'download' => ['id'],
-            'uploadWithId' => ['id', 'filename', 'source', 'chunkSizeBytes', 'metadata'],
-            'upload' => ['filename', 'source', 'chunkSizeBytes', 'metadata'],
+            'uploadWithId' => ['id', 'filename', 'source', 'chunkSizeBytes', 'disableMD5', 'metadata'],
+            'upload' => ['filename', 'source', 'chunkSizeBytes', 'disableMD5', 'metadata'],
         ],
     ];