diff --git a/tests/UnifiedSpecTests/UnifiedSpecTest.php b/tests/UnifiedSpecTests/UnifiedSpecTest.php
index 39d893e3d..89da2a498 100644
--- a/tests/UnifiedSpecTests/UnifiedSpecTest.php
+++ b/tests/UnifiedSpecTests/UnifiedSpecTest.php
@@ -42,6 +42,7 @@ class UnifiedSpecTest extends FunctionalTestCase
         'crud/BulkWrite updateOne-sort' => 'Sort for update operations is not supported (PHPLIB-1492)',
         'crud/replaceOne-sort' => 'Sort for replace operations is not supported (PHPLIB-1492)',
         'crud/updateOne-sort' => 'Sort for update operations is not supported (PHPLIB-1492)',
+        'crud/bypassDocumentValidation' => 'bypassDocumentValidation is handled by libmongoc (PHPLIB-1576)',
     ];
 
     /** @var array<string, string> */
diff --git a/tests/specifications b/tests/specifications
index 34f9a579c..b1b5a7f42 160000
--- a/tests/specifications
+++ b/tests/specifications
@@ -1 +1 @@
-Subproject commit 34f9a579cb7b74023a2bf59c61c39145cf9aec45
+Subproject commit b1b5a7f4209ba4a0fd3dca31a7b34378ac5ce6c1