diff --git a/.yapfaqrc.sample b/.yapfaqrc.sample
index 54d63d1..90b25eb 100644
--- a/.yapfaqrc.sample
+++ b/.yapfaqrc.sample
@@ -1,4 +1,5 @@
 # config options
+# - datadir      path to data directory
 # - nntp-server  NNTP server name
 # - nntp-port    NNTP port
 # - nntp-user    user name for AUTHINFO