diff --git a/ClassyPrelude/Yesod.hs b/ClassyPrelude/Yesod.hs
--- a/ClassyPrelude/Yesod.hs
+++ b/ClassyPrelude/Yesod.hs
@@ -5,7 +5,7 @@
     ( module X
     ) where
 
-import ClassyPrelude.Conduit as X hiding (lift)
+import ClassyPrelude.Conduit as X hiding (lift, check)
 import Yesod as X hiding (Header, parseTime)
 import qualified Yesod
 import Yesod.Static as X
diff --git a/classy-prelude-yesod.cabal b/classy-prelude-yesod.cabal
--- a/classy-prelude-yesod.cabal
+++ b/classy-prelude-yesod.cabal
@@ -1,5 +1,5 @@
 name:                classy-prelude-yesod
-version:             0.8.0
+version:             0.8.1
 synopsis:            Provide a classy prelude including common Yesod functionality.
 description:         This is an extension of classy-prelude-conduit, adding in commonly used functions and data types from Yesod.
 homepage:            https://github.com/snoyberg/classy-prelude
@@ -14,7 +14,7 @@
 library
   exposed-modules:     ClassyPrelude.Yesod
   build-depends:       base >= 4 && < 5
-                     , classy-prelude >= 0.8
+                     , classy-prelude >= 0.8.3
                      , classy-prelude-conduit >= 0.8 && < 0.9
                      , yesod >= 1.2
                      , yesod-newsfeed