diff --git a/src/lua_script.c b/src/lua_script.c
index 0440efd5..e6b4fc9f 100644
--- a/src/lua_script.c
+++ b/src/lua_script.c
@@ -912,7 +912,7 @@ static UINT8 UnArchiveValue(int TABLESINDEX)
 		break;
 #endif
 	case ARCH_MAPHEADER:
-		LUA_PushUserdata(gL, &sectors[READUINT16(save_p)], META_MAPHEADER);
+		LUA_PushUserdata(gL, mapheaderinfo[READUINT16(save_p)], META_MAPHEADER);
 		break;
 	case ARCH_TEND:
 		return 1;