diff --git a/backend/s3/s3.go b/backend/s3/s3.go
index ce16580d0..fdb54bc98 100644
--- a/backend/s3/s3.go
+++ b/backend/s3/s3.go
@@ -585,7 +585,7 @@ concurrently.
 If you are uploading small numbers of large file over high speed link
 and these uploads do not fully utilize your bandwidth, then increasing
 this may help to speed up the transfers.`,
-			Default:  2,
+			Default:  4,
 			Advanced: true,
 		}, {
 			Name: "force_path_style",
diff --git a/docs/content/s3.md b/docs/content/s3.md
index 5adc78ce5..f962bc590 100644
--- a/docs/content/s3.md
+++ b/docs/content/s3.md
@@ -919,7 +919,7 @@ this may help to speed up the transfers.
 - Config:      upload_concurrency
 - Env Var:     RCLONE_S3_UPLOAD_CONCURRENCY
 - Type:        int
-- Default:     2
+- Default:     4
 
 #### --s3-force-path-style