diff --git a/README.md b/README.md
index 68478fa..bb040ff 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ password = "Your_password"
 Note that the data of CMCKG is too large, and it will take about two days to wait. We recommend clicking "extend your project" in neo4j sandbox. But don't worry, the EMCKG used by chatdoctor5k will be ready to build on your facility in no time.
 Then, don't forget to replace your openai_key in MindMap.py.
 
-'''
+
+```
 python MindMap.py
-'''
+```