diff --git a/sbin/fsck_ffs/fsck_ffs.8 b/sbin/fsck_ffs/fsck_ffs.8
index 31391244ac7..aa5a1baaaa8 100644
--- a/sbin/fsck_ffs/fsck_ffs.8
+++ b/sbin/fsck_ffs/fsck_ffs.8
@@ -187,7 +187,7 @@ and causes
 .Nm
 to crash otherwise.  Be
 .Em very careful
-using this flag, is dangerous if there are data transmission hazards
+using this flag, it is dangerous if there are data transmission hazards
 because a false positive cylinder group magic number mismatch could
 cause
 .Em irrevertible data loss!