diff --git a/sbin/dump/dump.8 b/sbin/dump/dump.8
index d4639cfeb193..6ec6abbb93e4 100644
--- a/sbin/dump/dump.8
+++ b/sbin/dump/dump.8
@@ -133,11 +133,7 @@ the command uses the next smaller such multiple.
 This option overrides the calculation of tape size
 based on length and density.
 .It Fl b Ar blocksize
-The number of kilobytes per output block, except that if it is
-larger than 64, the command uses 64.
-(See the
-.Sx BUGS
-section.)
+The number of kilobytes per output block.
 The default block size is 10.
 .It Fl C Ar cachesize
 Specify the cache size in megabytes.
@@ -445,14 +441,6 @@ Each reel requires a new process, so parent processes for
 reels already written just hang around until the entire tape
 is written.
 .Pp
-Currently,
-.Xr physio 9
-slices all requests into chunks of 64 KB.
-Therefore, it is
-impossible to use a larger output block size, so
-.Nm
-will prevent this from happening.
-.Pp
 The
 .Nm
 utility with the