diff --git a/generated/src/aws-cpp-sdk-s3/include/aws/s3/S3ServiceClientModel.h b/generated/src/aws-cpp-sdk-s3/include/aws/s3/S3ServiceClientModel.h
index c5bddb4513d..c548a759996 100644
--- a/generated/src/aws-cpp-sdk-s3/include/aws/s3/S3ServiceClientModel.h
+++ b/generated/src/aws-cpp-sdk-s3/include/aws/s3/S3ServiceClientModel.h
@@ -474,7 +474,7 @@ namespace Aws
     typedef std::function<void(const S3Client*, const Model::GetBucketTaggingRequest&, const Model::GetBucketTaggingOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetBucketTaggingResponseReceivedHandler;
     typedef std::function<void(const S3Client*, const Model::GetBucketVersioningRequest&, const Model::GetBucketVersioningOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetBucketVersioningResponseReceivedHandler;
     typedef std::function<void(const S3Client*, const Model::GetBucketWebsiteRequest&, const Model::GetBucketWebsiteOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetBucketWebsiteResponseReceivedHandler;
-    typedef std::function<void(const S3Client*, const Model::GetObjectRequest&, Model::GetObjectOutcome, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetObjectResponseReceivedHandler;
+    typedef std::function<void(const S3Client*, const Model::GetObjectRequest&, const Model::GetObjectOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetObjectResponseReceivedHandler;
     typedef std::function<void(const S3Client*, const Model::GetObjectAclRequest&, const Model::GetObjectAclOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetObjectAclResponseReceivedHandler;
     typedef std::function<void(const S3Client*, const Model::GetObjectAttributesRequest&, const Model::GetObjectAttributesOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetObjectAttributesResponseReceivedHandler;
     typedef std::function<void(const S3Client*, const Model::GetObjectLegalHoldRequest&, const Model::GetObjectLegalHoldOutcome&, const std::shared_ptr<const Aws::Client::AsyncCallerContext>&) > GetObjectLegalHoldResponseReceivedHandler;