diff --git a/Filer-Server-API.md b/Filer-Server-API.md
index 793a4c9..f02be33 100644
--- a/Filer-Server-API.md
+++ b/Filer-Server-API.md
@@ -91,6 +91,14 @@ curl -H "Accept: application/json" "http://localhost:8888/javascript/?pretty=y"
 }
 ```
 
+### Create an empty folder
+
+Folders usually are created automatically when uploading a file. To create an empty file, you can use this:
+
+```
+curl -X POST "http://localhost:8888/test/"
+```
+
 ### List files under a directory
 This is for embedded filer only.