diff --git a/redis.conf b/redis.conf
index d0684e86..36b4f840 100644
--- a/redis.conf
+++ b/redis.conf
@@ -55,7 +55,7 @@
 # ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 bind 127.0.0.1
 
-# Accept connections on the specified port, default is 6379.
+# Accept connections on the specified port, default is 6379 (IANA #815344).
 # If port 0 is specified Redis will not listen on a TCP socket.
 port 6379