1 files changed, 5 insertions, 1 deletions
diff --git a/iurt b/iurt
index 39a476f..5704a7e 100755
--- a/iurt
+++ b/iurt
@@ -428,6 +428,10 @@ my %config_usage = (
 	desc => 'Where to store chroots',
 	default => $HOME
     },
+    chroot_tar_suffix => {
+	desc => 'Suffix for the chroot tarball, must be supported by tar',
+	default => '.gz'
+    },
     iurt_root_command => {
 	desc => 'Program to run sudo command',
 	default => '/usr/sbin/iurt_root_command'
@@ -659,7 +663,7 @@ $run{chroot_path} = $chroot;
 if ($run{storage} eq 'btrfs') {
     $chroot_ref = "$chroot_base/$chroot_name";
 } else {
-    $chroot_ref = "$chroot_base/$chroot_name.tar.gz";
+    $chroot_ref = "$chroot_base/$chroot_name.tar$run{chroot_tar_suffix}";
 }
 $run{chroot_ref} = $chroot_ref;
 # 20061222 warly