diff --git a/src/core/file_sys/seed_db.h b/src/core/file_sys/seed_db.h
index cf14dd243..6f4714092 100644
--- a/src/core/file_sys/seed_db.h
+++ b/src/core/file_sys/seed_db.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include <array>
 #include <optional>
 #include <vector>