diff --git a/usr.bin/tcopy/tcopy.1 b/usr.bin/tcopy/tcopy.1
index e254c725d711..32cf748dd87e 100644
--- a/usr.bin/tcopy/tcopy.1
+++ b/usr.bin/tcopy/tcopy.1
@@ -49,7 +49,7 @@ is designed to copy magnetic tapes.  The only assumption made
 about the tape is that there are two tape marks at the end.
 .Nm Tcopy
 with only a source tape
-.Pf ( Ar /dev/rst0
+.Pf ( Ar /dev/rsa0
 by default) specified will print
 information about the sizes of records and tape files.  If a destination
 is specified a copy will be made of the source tape.  The blocking on the