diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # ChangeLog for yesod-core
 
+## 1.6.24.2
+
+* No star is type [#1797](https://github.com/yesodweb/yesod/pull/1797)
+
 ## 1.6.24.1
 
 * Adapt to removal of `ListT` from transformers-0.6. [#1796](https://github.com/yesodweb/yesod/pull/1796)
diff --git a/src/Yesod/Core/Handler.hs b/src/Yesod/Core/Handler.hs
--- a/src/Yesod/Core/Handler.hs
+++ b/src/Yesod/Core/Handler.hs
@@ -245,6 +245,7 @@
 import qualified Data.IORef                    as I
 import           Data.Maybe                    (listToMaybe, mapMaybe)
 import           Data.Typeable                 (Typeable)
+import           Data.Kind                     (Type)
 import           Web.PathPieces                (PathPiece(..))
 import           Yesod.Core.Class.Handler
 import           Yesod.Core.Types
@@ -261,7 +262,7 @@
 import qualified Data.Foldable as Fold
 import           Control.Monad.Logger (MonadLogger, logWarnS)
 
-type HandlerT site (m :: * -> *) = HandlerFor site
+type HandlerT site (m :: Type -> Type) = HandlerFor site
 {-# DEPRECATED HandlerT "Use HandlerFor directly" #-}
 
 get :: MonadHandler m => m GHState
diff --git a/src/Yesod/Core/Widget.hs b/src/Yesod/Core/Widget.hs
--- a/src/Yesod/Core/Widget.hs
+++ b/src/Yesod/Core/Widget.hs
@@ -66,6 +66,7 @@
 import Yesod.Core.Handler (getMessageRender, getUrlRenderParams)
 import Text.Shakespeare.I18N (RenderMessage)
 import Data.Text (Text)
+import Data.Kind (Type)
 import qualified Data.Map as Map
 import Language.Haskell.TH.Quote (QuasiQuoter)
 import Language.Haskell.TH.Syntax (Q, Exp (InfixE, VarE, LamE, AppE), Pat (VarP), newName)
@@ -79,7 +80,7 @@
 import Yesod.Core.Types
 import Yesod.Core.Class.Handler
 
-type WidgetT site (m :: * -> *) = WidgetFor site
+type WidgetT site (m :: Type -> Type) = WidgetFor site
 {-# DEPRECATED WidgetT "Use WidgetFor directly" #-}
 
 preEscapedLazyText :: TL.Text -> Html
diff --git a/yesod-core.cabal b/yesod-core.cabal
--- a/yesod-core.cabal
+++ b/yesod-core.cabal
@@ -1,5 +1,5 @@
 name:            yesod-core
-version:         1.6.24.1
+version:         1.6.24.2
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>