diff --git a/src/saveload/compat/signs_sl_compat.h b/src/saveload/compat/signs_sl_compat.h
new file mode 100644
--- /dev/null
+++ b/src/saveload/compat/signs_sl_compat.h
@@ -0,0 +1,24 @@
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file signs_sl_compat.h Loading of signs chunks before table headers were added. */
+
+#ifndef SAVELOAD_COMPAT_SIGNS_H
+#define SAVELOAD_COMPAT_SIGNS_H
+
+#include "../saveload.h"
+
+/** Original field order for _sign_desc. */
+const SaveLoadCompat _sign_sl_compat[] = {
+	SLC_VAR("name"),
+	SLC_VAR("x"),
+	SLC_VAR("y"),
+	SLC_VAR("owner"),
+	SLC_VAR("z"),
+};
+
+#endif /* SAVELOAD_COMPAT_SIGNS_H */