diff --git a/blue-theme/right.cgi b/blue-theme/right.cgi
index df28a064f..e389ccf3c 100755
--- a/blue-theme/right.cgi
+++ b/blue-theme/right.cgi
@@ -94,7 +94,7 @@ if ($level == 0) {
 		foreach $m (@mounted) {
 			if ($m->[2] eq "ext2" || $m->[2] eq "ext3" ||
 			    $m->[2] eq "reiserfs" || $m->[2] eq "ufs" ||
-			    $m->[1] =~ /^\/dev\//) {
+			    $m->[2] eq "zfs" ||$m->[1] =~ /^\/dev\//) {
 				($t, $f) = &mount::disk_space($m->[2], $m->[0]);
 				$total += $t*1024;
 				$free += $f*1024;