diff --git a/src/lib.rs b/src/lib.rs
index a6b10f7..19786ae 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -103,6 +103,10 @@ impl Timestamp {
             timestamp: self.timestamp + duration.as_millis() as i64,
         }
     }
+
+    pub fn get(&self) -> i64 {
+        self.timestamp
+    }
 }
 
 pub struct Listener<T> {
diff --git a/tests/document_tests.rs b/tests/document_tests.rs
index 54ea332..e74ca91 100644
--- a/tests/document_tests.rs
+++ b/tests/document_tests.rs
@@ -367,6 +367,9 @@ fn database_document_expiration() {
             .expect("document_expiration");
         assert_eq!(doc_expiration.unwrap(), expiration);
 
+        let set_expiration = doc_expiration.unwrap().get();
+        assert_eq!(set_expiration, expiration.get());
+
         // Check the document is still present after 1 second
         sleep(Duration::from_secs(1));
         assert!(default_collection(db).get_document("foo").is_ok());