update to newest exfat changes
diff --git a/exfat/dump/dumpexfat.8 b/exfat/dump/dumpexfat.8
index 36fb28a..7fea065 100644
--- a/exfat/dump/dumpexfat.8
+++ b/exfat/dump/dumpexfat.8
@@ -13,7 +13,7 @@
 .B \-u
 ]
 [
-.B \-v
+.B \-V
 ]
 .I device
 
@@ -33,7 +33,7 @@
 Dump ranges of used sectors starting from 0 and separated with spaces. May be
 useful for backup tools.
 .TP
-.BI \-v
+.BI \-V
 Print version and copyright.
 
 .SH EXIT CODES