diff --git a/share/man/man9/sysctl.9 b/share/man/man9/sysctl.9
index 3db061877cdd..a48eab7b1cbe 100644
--- a/share/man/man9/sysctl.9
+++ b/share/man/man9/sysctl.9
@@ -186,7 +186,7 @@ This is an unsigned integer.
 .It Dv CTLTYPE_LONG
 This is a signed long.
 .It Dv CTLTYPE_ULONG
-This is an insigned long.
+This is an unsigned long.
 .El
 .Pp
 All sysctl types except for new node declarations require one or more flags