2 files changed, 5 insertions, 3 deletions
diff --git a/main.c b/main.c
index 16dbfc3a..940f0793 100644
--- a/main.c
+++ b/main.c
@@ -488,8 +488,10 @@ usage(enum argmode argmode)
 		    "\t      [-Toutput] [-Wlevel] [file ...]\n", stderr);
 		break;
 	case ARG_NAME:
-		fputs("usage: man [-acfhklVw] [-C file] "
-		    "[-M path] [-m path] [-S arch] [-s section]\n"
+		fputs("usage: man [-acfhklVw] [-C file] [-I os=name] "
+		    "[-K encoding] [-M path] [-m path]\n"
+		    "\t   [-O option=value] [-S subsection] [-s section] "
+		    "[-T output] [-W level]\n"
 		    "\t   [section] name ...\n", stderr);
 		break;
 	case ARG_WORD:
diff --git a/man.1 b/man.1
index d6bbb704..88ac444e 100644
--- a/man.1
+++ b/man.1
@@ -412,7 +412,7 @@ utility is compliant with the
 specification.
 .Pp
 The flags
-.Op Fl aCcfhMmSsw ,
+.Op Fl aCcfhIKlMmOSsTVWw ,
 as well as the environment variables
 .Ev MACHINE ,
 .Ev MANPAGER ,