diff --git a/docs/en/Configuration_System.md b/docs/en/Configuration_System.md
index feb22a9eaf1ed27f40e3b9e5e0616bad6472d5c6..ab5f121ae8154dc7458b6fd4bc543558ecc92a70 100644
--- a/docs/en/Configuration_System.md
+++ b/docs/en/Configuration_System.md
@@ -63,7 +63,7 @@ There is a os.sh script that lists a lot of kernel parameters in folder bin whic
 
 
 
-- **File descriptor limits**, RocketMQ needs open file descriptors for files(CommitLog and ConsumeQueue) and network connections. We recommend set 655350 for file descriptors.
+- **File descriptor limits**, RocketMQ needs open file descriptors for files(CommitLog and ConsumeQueue) and network connections. We recommend setting  655350 for file descriptors.