diff --git a/docs/en-us/1.4-EMULATOR_SUPPORTS_FOR_MAC.md b/docs/en-us/1.4-EMULATOR_SUPPORTS_FOR_MAC.md
index 037767b91e..4eb757e7b3 100644
--- a/docs/en-us/1.4-EMULATOR_SUPPORTS_FOR_MAC.md
+++ b/docs/en-us/1.4-EMULATOR_SUPPORTS_FOR_MAC.md
@@ -1,4 +1,4 @@
-# EMULATOR_SUPPORTS_FOR_MAC
+# Emulator Support for Mac
 
 _N.B.: Please read [1.2-FAQ](1.2-FAQ.md) first when encounter problems._