diff --git a/tile/tile.h b/tile/tile.h
index 31aa777..4c1dbcc 100644
--- a/tile/tile.h
+++ b/tile/tile.h
@@ -38,6 +38,10 @@
 #include "tile/base/variant.h"
 #include "tile/base/write_mostly.h"
 
+// util
+#include "tile/util/config.h"
+#include "tile/util/ini_file_config.h"
+
 // init module
 #include "tile/init/override_flag.h"