diff --git a/mount/mount-lib.pl b/mount/mount-lib.pl
index ebcc6515a..c574d0b45 100755
--- a/mount/mount-lib.pl
+++ b/mount/mount-lib.pl
@@ -352,6 +352,10 @@ foreach my $m (@mounted) {
 			# Skip /snap mounts
 			next;
 			}
+		if ($m->[1] =~ /^\/dev\/sr/) {
+			# Skip CDs
+			next;
+			}
 		# Get the size - for ZFS mounts, this comes from the underlying
 		# total pool size and free
 		my ($t, $f);