diff --git a/src/saveload/group_sl.cpp b/src/saveload/group_sl.cpp
--- a/src/saveload/group_sl.cpp
+++ b/src/saveload/group_sl.cpp
@@ -59,8 +59,9 @@ static void Load_GRPS()
 	}
 }
 
-static const ChunkHandler group_chunk_handlers[] = {
-	{ 'GRPS', Save_GRPS, Load_GRPS, nullptr, nullptr, CH_TABLE },
+static const ChunkHandler GRPS{ 'GRPS', Save_GRPS, Load_GRPS, nullptr, nullptr, CH_TABLE };
+static const ChunkHandlerRef group_chunk_handlers[] = {
+	GRPS,
 };
 
 extern const ChunkHandlerTable _group_chunk_handlers(group_chunk_handlers);