diff --git a/docs/en/Configuration_System.md b/docs/en/Configuration_System.md
index 0426a4e1a2002322689b70f06ba0cd3417530f04..1ccd6927a3fe08df42d7f2948ae65a80b8a058dd 100644
--- a/docs/en/Configuration_System.md
+++ b/docs/en/Configuration_System.md
@@ -51,7 +51,7 @@ There is a os.sh script that lists a lot of kernel parameters in folder bin whic
 
 
 
-- **vm.max_map_count**, limits the maximum number of memory map areas a process may have. RocketMQ will use mmap to load CommitLog and ConsumeQueue, so set a bigger value for this parameter is recommended.
+- **vm.max_map_count**, limits the maximum number of memory map areas a process may have. RocketMQ will use mmap to load CommitLog and ConsumeQueue, so a bigger value is recommended.