diff --git a/README.md b/README.md
index 88f3bf4..1c5b774 100644
--- a/README.md
+++ b/README.md
@@ -150,7 +150,7 @@ The options are as follows:
 
 **-S** *sources*
 
-> use specified sources only (recommended: AFRINIC,ARIN,APNIC,LACNIC,RIPE).
+> use specified sources only (recommended: RIPE,AFRINIC,ARIN,APNIC,LACNIC,RIPE).
 
 **-t**
 
diff --git a/bgpq4.8 b/bgpq4.8
index 04c099c..b7b2aa7 100644
--- a/bgpq4.8
+++ b/bgpq4.8
@@ -115,7 +115,7 @@ allow more specific routes up to specified masklen too.
 .It Fl s
 generate sequence numbers in IOS-style prefix-lists.
 .It Fl S Ar sources
-use specified sources only (recommended: AFRINIC,APNIC,ARIN,LACNIC,RIPE).
+use specified sources only (recommended: RPKI,AFRINIC,APNIC,ARIN,LACNIC,RIPE).
 .It Fl t
 generate as-sets for OpenBGPd, BIRD and JSON formats.
 .It Fl T