diff --git a/vpd-manager/manager.hpp b/vpd-manager/manager.hpp
index 3beb412..e2a806b 100644
--- a/vpd-manager/manager.hpp
+++ b/vpd-manager/manager.hpp
@@ -149,6 +149,16 @@
      */
     void assetTagCallback(sdbusplus::message::message& msg);
 
+    /**
+     * @brief Restores and defaulted VPD on the system VPD EEPROM.
+     *
+     * This function will read the system VPD EEPROM and check if any of the
+     * keywords that need to be preserved across FRU replacements are defaulted
+     * in the EEPROM. If they are, this function will restore them from the
+     * value that is in the D-Bus cache.
+     */
+    void restoreSystemVpd();
+
     /** @brief Persistent sdbusplus DBus bus connection. */
     sdbusplus::bus::bus _bus;