diff --git a/man/empire.6 b/man/empire.6
index 4df55b32..4b5fac67 100644
--- a/man/empire.6
+++ b/man/empire.6
@@ -10,7 +10,7 @@ empire \- Empire client
 .BI \-2 " outfile"
 ]
 [
-.BI \-s " host:port"
+.BI \-s " [host:]port"
 ]
 [
 .I country