diff --git a/docs/机器学习系统/MLSYS.en.md b/docs/机器学习系统/MLSYS.en.md
index aeb51f38..c27a0b6e 100644
--- a/docs/机器学习系统/MLSYS.en.md
+++ b/docs/机器学习系统/MLSYS.en.md
@@ -1,4 +1,4 @@
-# Data Systems for Machine Learning
+# Machine Learning Systems
 
 ## Course Overview
 
diff --git a/docs/机器学习系统/MLSYS.md b/docs/机器学习系统/MLSYS.md
index 261a5cb4..9bb5b6b9 100644
--- a/docs/机器学习系统/MLSYS.md
+++ b/docs/机器学习系统/MLSYS.md
@@ -1,4 +1,4 @@
-# Data Systems for Machine Learning
+# Machine Learning Systems
 
 ## 课程简介