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@@ -23,11 +23,11 @@ npm start
 ```
 
 By default, the development server uses the following environment variables
-with default values to connect to a local Chain Core instance:
+with default values to connect to a local Bytom Core instance:
 
 ```
 API_URL=http://localhost:3000/api
-PROXY_API_HOST=http://localhost:1999
+PROXY_API_HOST=http://localhost:9888
 ```
 
 #### Style Guide