diff --git a/examples/serversession-example-yesod-persistent/Foundation.hs b/examples/serversession-example-yesod-persistent/Foundation.hs
index b67cbf8..994892b 100644
--- a/examples/serversession-example-yesod-persistent/Foundation.hs
+++ b/examples/serversession-example-yesod-persistent/Foundation.hs
@@ -37,7 +37,7 @@ instance HasHttpManager App where
 mkYesodData "App" $(parseRoutesFile "config/routes")
 
 -- | A convenient synonym for creating forms.
-type Form x = Html -> MForm (HandlerT App IO) (FormResult x, Widget)
+type Form x = Html -> MForm (HandlerFor App) (FormResult x, Widget)
 
 -- | Cookie name used for the sessions of this example app.
 sessionCookieName :: Text
@@ -104,7 +104,7 @@ instance Yesod App where
 
     -- What messages should be logged. The following includes all messages when
     -- in development, and warnings and errors in production.
-    shouldLog app _source level =
+    shouldLogIO app _source level = return $
         appShouldLogAll (appSettings app)
             || level == LevelWarn
             || level == LevelError
@@ -117,6 +117,7 @@ instance YesodPersist App where
     runDB action = do
         master <- getYesod
         runSqlPool action $ appConnPool master
+
 instance YesodPersistRunner App where
     getDBRunner = defaultGetDBRunner appConnPool
 
@@ -130,11 +131,11 @@ instance YesodAuth App where
     -- Override the above two destinations when a Referer: header is present
     redirectToReferer _ = True
 
-    getAuthId creds = runDB $ do
+    authenticate creds = liftHandler $ runDB $ do
         x <- getBy $ UniqueUser $ credsIdent creds
         case x of
-            Just (Entity uid _) -> return $ Just uid
-            Nothing -> Just <$> insert User
+            Just (Entity uid _) -> return $ Authenticated uid
+            Nothing -> Authenticated <$> insert User
                 { userIdent = credsIdent creds
                 , userPassword = Nothing
                 }
@@ -142,7 +143,7 @@ instance YesodAuth App where
     -- You can add other plugins like BrowserID, email or OAuth here
     authPlugins _ = [authDummy]
 
-    authHttpManager = getHttpManager
+    authHttpManager = getHttpManager <$> getYesod
 
 instance YesodAuthPersist App
 
diff --git a/serversession-frontend-yesod/serversession-frontend-yesod.cabal b/serversession-frontend-yesod/serversession-frontend-yesod.cabal
index 01f03f7..66e4b1c 100644
--- a/serversession-frontend-yesod/serversession-frontend-yesod.cabal
+++ b/serversession-frontend-yesod/serversession-frontend-yesod.cabal
@@ -32,7 +32,7 @@ library
     , transformers
     , unordered-containers
     , wai
-    , yesod-core                == 1.4.*
+    , yesod-core                >= 1.6
 
     , serversession             == 1.0.*
   exposed-modules:
diff --git a/stack.yaml b/stack.yaml
index 4b9760e..05890e4 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,4 +1,4 @@
-resolver: lts-10.3
+resolver: lts-11.9
 packages:
   - serversession
   - serversession-backend-acid-state
@@ -24,14 +24,14 @@ flags:
   serversession-frontend-yesod:
     lib-Werror: true
 extra-deps:
-  # for lts 9, 10
   - acid-state-0.14.3
-  - snap-1.1.0.0
-  - snap-core-1.0.3.1
-  - snap-server-1.0.3.3
-  - heist-1.0.1.2
-  - map-syntax-0.2.0.2
-  - xmlhtml-0.2.5.2
+  # for lts 9, 10
+  # - snap-1.1.0.0
+  # - snap-core-1.0.3.1
+  # - snap-server-1.0.3.3
+  # - heist-1.0.1.2
+  # - map-syntax-0.2.0.2
+  # - xmlhtml-0.2.5.2
   # for lts-8
-  - blaze-html-0.9.0.1
-  - blaze-markup-0.8.2.0
+  # - blaze-html-0.9.0.1
+  # - blaze-markup-0.8.2.0