diff --git a/sbin/dump/dump.8 b/sbin/dump/dump.8
index ad9a4479eb17..7c5fc7dbd104 100644
--- a/sbin/dump/dump.8
+++ b/sbin/dump/dump.8
@@ -51,7 +51,7 @@
 .Op Fl h Ar level
 .Op Fl s Ar feet
 .Op Fl T Ar date
-.Ar file system
+.Ar filesystem
 .Nm
 .Fl W | Fl w
 .Pp