diff --git a/INSTALL/ventoy/ventoy_unix.cpio b/INSTALL/ventoy/ventoy_unix.cpio
index f4cf2e1d..ff97b5e7 100644
Binary files a/INSTALL/ventoy/ventoy_unix.cpio and b/INSTALL/ventoy/ventoy_unix.cpio differ
diff --git a/Unix/pack_unix.sh b/Unix/pack_unix.sh
index 24048cff..1515d8cc 100644
--- a/Unix/pack_unix.sh
+++ b/Unix/pack_unix.sh
@@ -4,7 +4,9 @@ VENTOY_PATH=$PWD/../
 
 rm -f ventoy_unix.cpio
 
+mv ./ventoy_unix/DragonFly ./ 
 find ./ventoy_unix | cpio  -o -H newc>ventoy_unix.cpio
+mv ./DragonFly ./ventoy_unix/
 
 echo '======== SUCCESS ============='
 
diff --git a/Unix/ventoy_unix.cpio b/Unix/ventoy_unix.cpio
index f4cf2e1d..ff97b5e7 100644
Binary files a/Unix/ventoy_unix.cpio and b/Unix/ventoy_unix.cpio differ
diff --git a/Unix/ventoy_unix/DragonFly/sbin/init b/Unix/ventoy_unix/DragonFly/sbin/init
index 248631f2..a720b579 100644
Binary files a/Unix/ventoy_unix/DragonFly/sbin/init and b/Unix/ventoy_unix/DragonFly/sbin/init differ
diff --git a/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/32/geom_ventoy.ko.xz b/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/32/geom_ventoy.ko.xz
index facac0e0..38eb428b 100644
Binary files a/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/32/geom_ventoy.ko.xz and b/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/32/geom_ventoy.ko.xz differ
diff --git a/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/64/geom_ventoy.ko.xz b/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/64/geom_ventoy.ko.xz
index 22f55f70..5afe74d9 100644
Binary files a/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/64/geom_ventoy.ko.xz and b/Unix/ventoy_unix/FreeBSD/geom_ventoy_ko/13.x/64/geom_ventoy.ko.xz differ
diff --git a/Unix/ventoy_unix_src/DragonFly/oinit.c b/Unix/ventoy_unix_src/DragonFly/oinit.c
index c45ddd13..ae591239 100644
--- a/Unix/ventoy_unix_src/DragonFly/oinit.c
+++ b/Unix/ventoy_unix_src/DragonFly/oinit.c
@@ -157,20 +157,31 @@ static void ventoy_init(char **argv_orig)
     vdebug("[VTOY] step 7: switch root ...\n");
 	error = chdir("/new_root");
 	if (error)
-		goto chroot_failed;
+	{
+	    printf("[VTOY] chdir /new_root failed %d\n", error);
+	    goto chroot_failed;
+    }
 
 	error = chroot_kernel("/new_root");
 	if (error)
-		goto chroot_failed;
+	{
+	    printf("[VTOY] chroot_kernel /new_root failed %d\n", error);
+	    goto chroot_failed;
+    }
 
 	error = chroot("/new_root");
 	if (error)
-		goto chroot_failed;
+    {
+        printf("[VTOY] chroot /new_root failed %d\n", error);
+        goto chroot_failed;
+    }
 
+    vdebug("[VTOY] step 8: now run /sbin/init ...\n");
 	execv("/sbin/init", __DECONST(char **, argv_orig));
 
 	/* We failed to exec /sbin/init in the chroot, sleep forever */
 chroot_failed:
+    printf("[VTOY] ################### DEAD ################\n");
 	while(1) {
 		sleep(3);
 	};
diff --git a/Unix/ventoy_unix_src/DragonFly/walk_disk.c b/Unix/ventoy_unix_src/DragonFly/walk_disk.c
index f743529a..93d0d0de 100644
--- a/Unix/ventoy_unix_src/DragonFly/walk_disk.c
+++ b/Unix/ventoy_unix_src/DragonFly/walk_disk.c
@@ -173,9 +173,13 @@ int prepare_dmtable(void)
     fread(&desc, 1, sizeof(desc), fIn);
     
     vdebug("[VTOY] disksize:%lu part1size:%lu chunkcount:%u\n", desc.disk_size, desc.part1_size, desc.img_chunk_count);
-
-    find_disk_by_size(desc.part1_size, NULL, &count, disk);
-    vdebug("[VTOY] find disk by part1 size: %d %s\n", count, disk);
+    
+    for (i = 0; count <= 0 && i < 10; i++)
+    {
+        sleep(2);
+        find_disk_by_size(desc.part1_size, NULL, &count, disk);
+        vdebug("[VTOY] find disk by part1 size, i=%d, count=%d, %s\n", i, count, disk);
+    }
 
     if (count == 0)
     {