diff --git a/src/Hanafuda/Message.hs b/src/Hanafuda/Message.hs
index 4af735c..899dcd7 100644
--- a/src/Hanafuda/Message.hs
+++ b/src/Hanafuda/Message.hs
@@ -7,7 +7,10 @@ module Hanafuda.Message (
       T(..)
     , FromClient(..)
     , PlayerStatus(..)
-    , PublicGame
+    , PrivateState(..)
+    , PublicGame(..)
+    , PublicPlayer(..)
+    , PublicState(..)
     , Room
   ) where