diff --git a/repertory/librepertory/include/utils/db/rocksdb/utils.hpp b/repertory/librepertory/include/utils/db/rocksdb/utils.hpp
index e2ff2dbd..5a5ef6f0 100644
--- a/repertory/librepertory/include/utils/db/rocksdb/utils.hpp
+++ b/repertory/librepertory/include/utils/db/rocksdb/utils.hpp
@@ -19,6 +19,9 @@
   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   SOFTWARE.
 */
+#ifndef REPERTORY_INCLUDE_UTILS_DB_ROCKSDB_UTILS_HPP_
+#define REPERTORY_INCLUDE_UTILS_DB_ROCKSDB_UTILS_HPP_
+
 namespace repertory::utils::db::rocksdb {
 [[nodiscard]] auto
 create_rocksdb(const repertory::app_config &cfg, const std::string &name,
@@ -26,3 +29,5 @@ create_rocksdb(const repertory::app_config &cfg, const std::string &name,
                std::vector<rocksdb::ColumnFamilyHandle *> &handles, bool clear)
     -> std::unique_ptr<rocksdb::TransactionDB>;
 } // namespace repertory::utils::db::rocksdb
+
+#endif // REPERTORY_INCLUDE_UTILS_DB_ROCKSDB_UTILS_HPP_