diff --git a/blog-example/Example/BlogSpec.hs b/blog-example/Example/BlogSpec.hs
--- a/blog-example/Example/BlogSpec.hs
+++ b/blog-example/Example/BlogSpec.hs
@@ -23,12 +23,12 @@
 spec :: Spec
 spec = yesodSpecWithSiteSupplier appSupplier $ do
   -- A simple read-only test: We can request the home page succesfully.
-  yit "can GET the home page" $ do
+  it "can GET the home page" $ do
     get HomeR
     statusIs 200
 
   -- A simple test that shows a post request, and shows that empty forms will not be accepted.
-  yit "cannot post if the form data is missing" $ do
+  it "cannot post if the form data is missing" $ do
     get NewThoughtR
     statusIs 200
     request $ do
@@ -40,7 +40,7 @@
   -- A simple form POST request test.
   -- Each part of the form needs to be added using 'addPostParam'
   -- Don't forget the 'addToken' piece to make sure you don't run into CSRF errors.
-  yit "can post this example blogpost" $ do
+  it "can post this example blogpost" $ do
     get NewThoughtR
     statusIs 200
     request $ do
diff --git a/src/Test/Syd/Yesod/Client.hs b/src/Test/Syd/Yesod/Client.hs
--- a/src/Test/Syd/Yesod/Client.hs
+++ b/src/Test/Syd/Yesod/Client.hs
@@ -1,10 +1,12 @@
 {-# LANGUAGE DataKinds #-}
 {-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE RankNTypes #-}
 {-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE TypeFamilies #-}
 {-# OPTIONS_GHC -fno-warn-redundant-constraints -fno-warn-unused-imports #-}
 
 module Test.Syd.Yesod.Client where
@@ -70,6 +72,16 @@
       MonadFail,
       MonadThrow
     )
+
+instance IsTest (YesodClientM site ()) where
+  type Arg1 (YesodClientM site ()) = ()
+  type Arg2 (YesodClientM site ()) = YesodClient site
+  runTest func = runTest (\() -> func)
+
+instance IsTest (outerArgs -> YesodClientM site ()) where
+  type Arg1 (outerArgs -> YesodClientM site ()) = outerArgs
+  type Arg2 (outerArgs -> YesodClientM site ()) = YesodClient site
+  runTest func = runTest (\outerArgs yesodClient -> runYesodClientM yesodClient (func outerArgs))
 
 -- | For backward compatibility
 type YesodExample site a = YesodClientM site a
diff --git a/src/Test/Syd/Yesod/Def.hs b/src/Test/Syd/Yesod/Def.hs
--- a/src/Test/Syd/Yesod/Def.hs
+++ b/src/Test/Syd/Yesod/Def.hs
@@ -176,16 +176,12 @@
 
 -- | Define a test in the 'YesodClientM site' monad instead of 'IO'.
 yit ::
-  forall site e.
-  ( HasCallStack,
-    IsTest (YesodClient site -> IO e),
-    Arg1 (YesodClient site -> IO e) ~ (),
-    Arg2 (YesodClient site -> IO e) ~ YesodClient site
-  ) =>
+  forall site.
+  HasCallStack =>
   String ->
-  YesodClientM site e ->
+  YesodClientM site () ->
   YesodSpec site
-yit s f = it s ((\cenv -> runYesodClientM cenv f) :: YesodClient site -> IO e)
+yit = it
 
 -- | For compatibility with `yesod-test`
 --
diff --git a/src/Test/Syd/Yesod/Request.hs b/src/Test/Syd/Yesod/Request.hs
--- a/src/Test/Syd/Yesod/Request.hs
+++ b/src/Test/Syd/Yesod/Request.hs
@@ -44,7 +44,7 @@
 
 -- | Make a @GET@ request for the given route
 --
--- > yit "returns 200 on the home route" $ do
+-- > it "returns 200 on the home route" $ do
 -- >   get HomeR
 -- >   statusIs 200
 get :: (Yesod site, RedirectUrl site url) => url -> YesodClientM site ()
@@ -52,7 +52,7 @@
 
 -- | Make a @POST@ request for the given route
 --
--- > yit "returns 200 on the start processing route" $ do
+-- > it "returns 200 on the start processing route" $ do
 -- >   post StartProcessingR
 -- >   statusIs 200
 post :: (Yesod site, RedirectUrl site url) => url -> YesodClientM site ()
@@ -66,7 +66,7 @@
 
 -- | Assert the status of the most recently received response.
 --
--- > yit "returns 200 on the home route" $ do
+-- > it "returns 200 on the home route" $ do
 -- >   get HomeR
 -- >   statusIs 200
 statusIs :: HasCallStack => Int -> YesodClientM site ()
@@ -80,7 +80,7 @@
 
 -- | Assert the redirect location of the most recently received response.
 --
--- > yit "redirects to the overview on the home route" $ do
+-- > it "redirects to the overview on the home route" $ do
 -- >   get HomeR
 -- >   statusIs 301
 -- >   locationShouldBe OverviewR
@@ -90,7 +90,7 @@
     errOrLoc <- getLocation
     liftIO $ case errOrLoc of
       Left err -> expectationFailure (T.unpack err)
-      Right actual -> expected `shouldBe` actual
+      Right actual -> actual `shouldBe` expected
 
 -- | Assert the last response has the given text.
 --
@@ -227,7 +227,7 @@
 
 -- | Perform the request that is built by the given 'RequestBuilder'.
 --
--- > yit "returns 200 on this post request" $ do
+-- > it "returns 200 on this post request" $ do
 -- >   request $ do
 -- >     setUrl StartProcessingR
 -- >     setMethod "POST"
diff --git a/sydtest-yesod.cabal b/sydtest-yesod.cabal
--- a/sydtest-yesod.cabal
+++ b/sydtest-yesod.cabal
@@ -5,7 +5,7 @@
 -- see: https://github.com/sol/hpack
 
 name:           sydtest-yesod
-version:        0.1.0.0
+version:        0.2.0.1
 synopsis:       A yesod companion library for sydtest
 category:       Testing
 homepage:       https://github.com/NorfairKing/sydtest#readme
@@ -44,7 +44,7 @@
     , mtl
     , network
     , pretty-show
-    , sydtest
+    , sydtest >=0.3.0.0
     , sydtest-wai
     , text
     , time
diff --git a/test/Test/Syd/YesodSpec.hs b/test/Test/Syd/YesodSpec.hs
--- a/test/Test/Syd/YesodSpec.hs
+++ b/test/Test/Syd/YesodSpec.hs
@@ -9,57 +9,57 @@
 
 spec :: Spec
 spec = yesodSpec App $ do
-  yit "responds 200 OK to GET HomeR" $ do
+  it "responds 200 OK to GET HomeR" $ do
     get HomeR
     statusIs 200
-  yit "responds 200 OK to GET HomeR using the request builder" $ do
+  it "responds 200 OK to GET HomeR using the request builder" $ do
     request $ do
       setUrl HomeR
       setMethod "GET"
     statusIs 200
-  yit "responds 200 OK to GET /" $ do
+  it "responds 200 OK to GET /" $ do
     get ("/" :: Text)
     statusIs 200
-  yit "responds 200 OK to POST HomeR" $ do
+  it "responds 200 OK to POST HomeR" $ do
     post HomeR
     statusIs 200
-  yit "responds 200 OK to POST HomeR using the request builder" $ do
+  it "responds 200 OK to POST HomeR using the request builder" $ do
     request $ do
       setUrl HomeR
       setMethod "POST"
     statusIs 200
-  yit "responds 200 OK to POST /" $ do
+  it "responds 200 OK to POST /" $ do
     post ("/" :: Text)
     statusIs 200
-  yit "is able to add a header" $ do
+  it "is able to add a header" $ do
     request $ do
       setUrl ExpectsHeaderR
       addRequestHeader ("TEST_HEADER", "test")
     statusIs 200
-  yit "is able to add a get param" $ do
+  it "is able to add a get param" $ do
     request $ do
       setUrl ExpectsGetParamR
       addGetParam "TEST_PARAM" "test"
     statusIs 200
-  yit "is able to add a post param" $ do
+  it "is able to add a post param" $ do
     request $ do
       setUrl ExpectsPostParamR
       setMethod "POST"
       addPostParam "TEST_PARAM" "test"
     statusIs 200
-  yit "is able to add a raw post body" $ do
+  it "is able to add a raw post body" $ do
     request $ do
       setUrl ExpectsPostBodyR
       setMethod "POST"
       setRequestBody "test"
     statusIs 200
-  yit "is able to add a post file" $ do
+  it "is able to add a post file" $ do
     request $ do
       setUrl ExpectsPostFileR
       setMethod "POST"
       addFileWith "TEST_PARAM" "filename" "test" (Just "text/plain")
     statusIs 200
-  yit "can check for redirects" $ do
+  it "can check for redirects" $ do
     get RedirectHomeR
     locationShouldBe HomeR
     errOrDestination <- followRedirect
@@ -67,12 +67,12 @@
       Left err -> expectationFailure (show err)
       Right _ -> pure ()
     statusIs 200
-  yit "retains cookies" $ do
+  it "retains cookies" $ do
     get SetCookieR
     statusIs 200
     get ExpectsCookieR
     statusIs 200
-  yit "can do forms" $ do
+  it "can do forms" $ do
     get FormR
     statusIs 200
     request $ do