diff --git a/man8/thin_dump.8 b/man8/thin_dump.8
index 4827e1a..a8c92fe 100644
--- a/man8/thin_dump.8
+++ b/man8/thin_dump.8
@@ -47,7 +47,7 @@ Output version information and exit.
 Dumps the thin provisioning metadata on logical volume /dev/vg/metadata
 to standard output in human readable format:
 .sp
-.B thin_dump -f human_redable /dev/vg/metadata
+.B thin_dump -f human_readable /dev/vg/metadata
 
 Dumps the thin provisioning metadata on logical volume /dev/vg/metadata
 to standard output in XML format:
diff --git a/man8/thin_rmap.8 b/man8/thin_rmap.8
index 684c86c..125e49c 100644
--- a/man8/thin_rmap.8
+++ b/man8/thin_rmap.8
@@ -29,7 +29,7 @@ Output version information and exit.
 output reverse map for pool blocks 5..45 (denotes blocks 5 to 44 inclusive, but not block 45)
 
 .sp
-.B thin_rmap -r 5..45 /dev/vg/pool
+.B thin_rmap --region 5..45 /dev/vg/pool
 
 .SH DIAGNOSTICS
 .B thin_rmap