diff --git a/lib/libc/sys/chflags.2 b/lib/libc/sys/chflags.2
index 1c2eb7865de..59979a3058d 100644
--- a/lib/libc/sys/chflags.2
+++ b/lib/libc/sys/chflags.2
@@ -98,7 +98,7 @@ If one of
 or
 .Dv SF_NOUNLINK
 is set a non-super-user cannot change any flags and even the super-user
-can change flags only if securelevel is greater than 0.
+can change flags only if securelevel is 0.
 (See
 .Xr init 8
 for details.)