diff --git a/boot_control_chromeos.h b/boot_control_chromeos.h
index f3682e9..29841c9 100644
--- a/boot_control_chromeos.h
+++ b/boot_control_chromeos.h
@@ -50,9 +50,9 @@
   bool MarkSlotUnbootable(BootControlInterface::Slot slot) override;
   bool SetActiveBootSlot(BootControlInterface::Slot slot) override;
   bool MarkBootSuccessfulAsync(base::Callback<void(bool)> callback) override;
-  bool InitPartitionMetadata(Slot slot,
-                             const PartitionMetadata& partition_metadata,
-                             bool update_metadata) override;
+  bool PreparePartitionsForUpdate(Slot slot,
+                                  const DeltaArchiveManifest& manifest,
+                                  bool update_metadata) override;
   void Cleanup() override;
 
  private: