diff --git a/version.go b/version.go
index 17041bf..0705189 100644
--- a/version.go
+++ b/version.go
@@ -31,6 +31,7 @@ import (
 	"path/filepath"
 	"regexp"
 	"strconv"
+	"strings"
 	"time"
 )
 
@@ -53,7 +54,7 @@ type version struct {
 }
 
 func newVersion(base string, parent *version) (*version, error) {
-	re, err := regexp.Compile(`/vfs_([0-9a-f])$`)
+	re, err := regexp.Compile(`^vfs_([0-9a-f])$`)
 	if err != nil {
 		return nil, err
 	}
@@ -202,3 +203,18 @@ func (this *version) allocInode() uint64 {
 func (this *version) Root() (fs.Node, error) {
 	return this.root, nil
 }
+
+func (this *version) dump(root *versionedDir, depth int) {
+	indent := strings.Repeat("\t", depth)
+	for name, dir := range root.dirs {
+		fmt.Printf("%s%s (%s) >\n", indent, name, dir.node.path)
+		this.dump(dir, depth+1)
+	}
+	for name, file := range root.files {
+		fmt.Printf("%s%s (%s)\n", indent, name, file.node.path)
+	}
+}
+
+func (this *version) dumpRoot() {
+	this.dump(this.root, 0)
+}
diff --git a/vfs.go b/vfs.go
index 6803868..61da5a5 100644
--- a/vfs.go
+++ b/vfs.go
@@ -32,5 +32,5 @@ func main() {
 		log.Fatal(err)
 	}
 
-	db.save()
+	db.lastVersion().dumpRoot()
 }