diff --git a/src/main/java/seedu/address/storage/AddressBookStorage.java b/src/main/java/seedu/address/storage/AddressBookStorage.java
index cf5b527c063a..08cdbbe6b0e2 100644
--- a/src/main/java/seedu/address/storage/AddressBookStorage.java
+++ b/src/main/java/seedu/address/storage/AddressBookStorage.java
@@ -41,4 +41,5 @@ public interface AddressBookStorage {
      */
     void saveAddressBook(ReadOnlyAddressBook addressBook, String filePath) throws IOException;
 
+    void backupAddressBook(ReadOnlyAddressBook addressBook) throws IOException;
 }
diff --git a/src/main/java/seedu/address/storage/StorageManager.java b/src/main/java/seedu/address/storage/StorageManager.java
index 53967b391a5a..c8e27608aba8 100644
--- a/src/main/java/seedu/address/storage/StorageManager.java
+++ b/src/main/java/seedu/address/storage/StorageManager.java
@@ -71,6 +71,11 @@ public void saveAddressBook(ReadOnlyAddressBook addressBook) throws IOException
         saveAddressBook(addressBook, addressBookStorage.getAddressBookFilePath());
     }
 
+    @Override
+    public void backupAddressBook(ReadOnlyAddressBook addressBook) throws IOException {
+        saveAddressBook(addressBook, addressBookStorage.getAddressBookFilePath() + "-backup.xml");
+    }
+
     @Override
     public void saveAddressBook(ReadOnlyAddressBook addressBook, String filePath) throws IOException {
         logger.fine("Attempting to write to data file: " + filePath);