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diff --git a/src/maintenance/db_cleaner.h b/src/maintenance/db_cleaner.h
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+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef IORAP_SRC_MAINTENANCE_VERSION_UPDATE_H_
+#define IORAP_SRC_MAINTENANCE_VERSION_UPDATE_H_
+
+#include <android/content/pm/IPackageManagerNative.h>
+
+#include <string>
+#include <vector>
+
+#include "binder/package_version_map.h"
+#include "db/file_models.h"
+
+namespace iorap::maintenance {
+
+// Clean up the database.
+// Remove all relevant data for old-version packages.
+void CleanUpDatabase(const db::DbHandle& db,
+                     std::shared_ptr<binder::PackageVersionMap> version_map);
+}  // namespace iorap::maintenance
+
+#endif  // IORAP_SRC_MAINTENANCE_VERSION_UPDATE_H_