From d0cf42e9fb05c23dfef3324347dc11a3b5b5119f Mon Sep 17 00:00:00 2001
From: chessai <chessai1996@gmail.com>
Date: Wed, 10 Nov 2021 12:33:49 -0800
Subject: [PATCH] add missing since annotation to SelectT MonadState instance

---
 Control/Monad/State/Class.hs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Control/Monad/State/Class.hs b/Control/Monad/State/Class.hs
index f64fbf5..7dc0669 100644
--- a/Control/Monad/State/Class.hs
+++ b/Control/Monad/State/Class.hs
@@ -202,6 +202,7 @@ instance
     put = lift . put
     state = lift . state
 
+-- | @since 2.3
 instance MonadState s m => MonadState s (SelectT r m) where
     get = lift get
     put = lift . put
-- 
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