diff --git a/yesod-core/Yesod/Internal.hs b/yesod-core/Yesod/Internal.hs
index a4baf477..cffb6a6f 100644
--- a/yesod-core/Yesod/Internal.hs
+++ b/yesod-core/Yesod/Internal.hs
@@ -24,7 +24,6 @@ module Yesod.Internal
     , runUniqueList
     , toUnique
       -- * Names
-    , sessionName
     , tokenKey
     ) where
 
@@ -98,9 +97,6 @@ newtype Body url = Body (HtmlUrl url)
 tokenKey :: IsString a => a
 tokenKey = "_TOKEN"
 
-sessionName :: IsString a => a
-sessionName = "_SESSION"
-
 type CssBuilderUrl a = (a -> [(Text, Text)] -> Text) -> Builder
 
 data GWData a = GWData
diff --git a/yesod-core/Yesod/Internal/Core.hs b/yesod-core/Yesod/Internal/Core.hs
index a182b9e0..74efc21a 100644
--- a/yesod-core/Yesod/Internal/Core.hs
+++ b/yesod-core/Yesod/Internal/Core.hs
@@ -699,17 +699,18 @@ clientSessionBackend :: Yesod master
                      -> Int -- ^ Inactive session valitity in minutes
                      -> SessionBackend master
 clientSessionBackend key timeout = SessionBackend
-    { sbLoadSession = loadClientSession key timeout
+    { sbLoadSession = loadClientSession key timeout "_SESSION"
     }
 
 loadClientSession :: Yesod master
                   => CS.Key
-                  -> Int
+                  -> Int -- ^ timeout
+                  -> S8.ByteString -- ^ session name
                   -> master
                   -> W.Request
                   -> UTCTime
                   -> IO (BackendSession, SaveSession)
-loadClientSession key timeout master req now = return (sess, save)
+loadClientSession key timeout sessionName master req now = return (sess, save)
   where
     sess = fromMaybe [] $ do
       raw <- lookup "Cookie" $ W.requestHeaders req