diff --git a/pages/common/curl.md b/pages/common/curl.md
index f8cb36f57..32244f399 100644
--- a/pages/common/curl.md
+++ b/pages/common/curl.md
@@ -16,7 +16,7 @@
 
 `curl -O -L -C - {{http://example.com/filename}}`
 
-- Send form-encoded data (POST request of type `application/x-www-form-urlencoded`):
+- Send form-encoded data (POST request of type `application/x-www-form-urlencoded`). Use `-d @file_name` or `-d @'-'` to read from STDIN:
 
 `curl -d {{'name=bob'}} {{http://example.com/form}}`