1 files changed, 3 insertions, 0 deletions
diff --git a/peer.go b/peer.go
index e64b5b3bd..a6481e10c 100644
--- a/peer.go
+++ b/peer.go
@@ -23,6 +23,9 @@ const (
 type DiscReason byte
 
 const (
+	// Values are given explicitly instead of by iota because these values are
+	// defined by the wire protocol spec; it is easier for humans to ensure
+	// correctness when values are explicit.
 	DiscReRequested  = 0x00
 	DiscReTcpSysErr  = 0x01
 	DiscBadProto     = 0x02