diff --git a/s3tests_boto3/functional/test_s3.py b/s3tests_boto3/functional/test_s3.py
index db9f697..2bf38d3 100644
--- a/s3tests_boto3/functional/test_s3.py
+++ b/s3tests_boto3/functional/test_s3.py
@@ -13565,6 +13565,17 @@ def test_sse_s3_default_upload_1kb():
 def test_sse_s3_default_upload_1mb():
     _test_sse_s3_default_upload(1024*1024)
 
+@attr(resource='object')
+@attr(method='put')
+@attr(operation='Test 8MB upload to SSE-S3 default-encrypted bucket')
+@attr(assertion='success')
+@attr('encryption')
+@attr('bucket-encryption')
+@attr('sse-s3')
+def test_sse_s3_default_upload_8mb():
+    _test_sse_s3_default_upload(8*1024*1024)
+
+
 @attr(resource='object')
 @attr(method='head')
 @attr(operation='Test head operation on SSE-S3 default-encrypted object')