diff --git a/src/lib.rs b/src/lib.rs
index d9326de..6d39cd0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -317,6 +317,10 @@ impl<R> Snapshot<R> {
     fn read_raw(&self, range: FileRange) -> &[u8] {
         &self.map[range.as_range()]
     }
+
+    pub fn root(&self) -> FilePointer<R> {
+        self.root
+    }
 }
 
 pub struct Reader<R> {