diff --git a/doc/README.md b/doc/README.md
index e091592..e661415 100644
--- a/doc/README.md
+++ b/doc/README.md
@@ -11,5 +11,5 @@ NNTPChan Documentation
 
 ##Developer related
 
-1. [Protocol](developer/protocol.md)
-2. [JSON-RPC API](developer/api.md)
+1. [Protocol](developer/protocol.md) - NNTPChan's protocol specification
+2. [JSON-RPC API](developer/api.md) - NNTPChan's JSON-RPC API