diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## 0.19.0 - 21.03.2022
+
 ## 0.18.0 - 08.11.2021
 
 ## 0.17.0 - 25.02.2021
diff --git a/morpheus-graphql-subscriptions.cabal b/morpheus-graphql-subscriptions.cabal
--- a/morpheus-graphql-subscriptions.cabal
+++ b/morpheus-graphql-subscriptions.cabal
@@ -3,11 +3,9 @@
 -- This file has been generated from package.yaml by hpack version 0.34.4.
 --
 -- see: https://github.com/sol/hpack
---
--- hash: 54dee88f65b459eb5f01523b3d409aee9fc4679f02786b1f5bbd046abfc869a7
 
 name:           morpheus-graphql-subscriptions
-version:        0.18.0
+version:        0.19.0
 synopsis:       Morpheus GraphQL Subscriptions
 description:    Build GraphQL APIs with your favourite functional language!
 category:       web, graphql, subscriptions
@@ -42,11 +40,11 @@
       src
   ghc-options: -Wall
   build-depends:
-      aeson >=1.4.4.0 && <=1.6
+      aeson >=1.4.4.0 && <3
     , base >=4.7 && <5
     , bytestring >=0.10.4 && <0.11
-    , morpheus-graphql-app >=0.18.0 && <0.19.0
-    , morpheus-graphql-core >=0.18.0 && <0.19.0
+    , morpheus-graphql-app >=0.19.0 && <0.20.0
+    , morpheus-graphql-core >=0.19.0 && <0.20.0
     , mtl >=2.0 && <=3.0
     , relude >=0.3.0
     , text >=1.2.3.0 && <1.3
@@ -70,8 +68,8 @@
     , base >=4.7 && <5
     , bytestring >=0.10.4 && <0.11
     , directory >=1.0
-    , morpheus-graphql-app >=0.18.0 && <0.19.0
-    , morpheus-graphql-core >=0.18.0 && <0.19.0
+    , morpheus-graphql-app >=0.19.0 && <0.20.0
+    , morpheus-graphql-core >=0.19.0 && <0.20.0
     , mtl >=2.0 && <=3.0
     , relude >=0.3.0
     , tasty
diff --git a/src/Data/Morpheus/Subscriptions/ClientConnectionStore.hs b/src/Data/Morpheus/Subscriptions/ClientConnectionStore.hs
--- a/src/Data/Morpheus/Subscriptions/ClientConnectionStore.hs
+++ b/src/Data/Morpheus/Subscriptions/ClientConnectionStore.hs
@@ -59,7 +59,7 @@
   }
   deriving (Show, Generic, Eq, Hashable)
 
-data ClientConnection (m :: * -> *) = ClientConnection
+data ClientConnection (m :: Type -> Type) = ClientConnection
   { connectionId :: UUID,
     connectionCallback :: ByteString -> m (),
     -- one connection can have multiple subscription session
@@ -74,7 +74,7 @@
   sid
   ClientConnection {..} = ClientConnection {connectionSessionIds = connectionSessionIds <> [sid], ..}
 
-data ClientSession e (m :: * -> *) = ClientSession
+data ClientSession e (m :: Type -> Type) = ClientSession
   { sessionChannel :: Channel e,
     sessionCallback :: e -> m ByteString
   }
@@ -113,7 +113,7 @@
         upd = mapAt cantFindConnection connectionCallback (cid sid) clientConnections
         cantFindConnection _ = pure ()
 
-newtype Updates e (m :: * -> *) = Updates
+newtype Updates e (m :: Type -> Type) = Updates
   { _runUpdate :: ClientConnectionStore e m -> ClientConnectionStore e m
   }
 
@@ -192,7 +192,7 @@
 -- stores active client connections
 -- every registered client has ID
 -- when client connection is closed client(including all its subscriptions) can By removed By its ID
-data ClientConnectionStore e (m :: * -> *) where
+data ClientConnectionStore e (m :: Type -> Type) where
   ClientConnectionStore ::
     { clientConnections :: HashMap UUID (ClientConnection m),
       clientSessions :: HashMap SessionID (ClientSession (Event channel content) m),
diff --git a/src/Data/Morpheus/Subscriptions/Internal.hs b/src/Data/Morpheus/Subscriptions/Internal.hs
--- a/src/Data/Morpheus/Subscriptions/Internal.hs
+++ b/src/Data/Morpheus/Subscriptions/Internal.hs
@@ -92,8 +92,8 @@
 -- shared GraphQL state between __websocket__ and __http__ server,
 -- you can define your own store if you provide write and read methods
 -- to work properly Morpheus needs all entries of ClientConnectionStore (+ client Callbacks)
--- that why it is recomended that you use many local ClientStores on evenry server node
--- rathen then single centralized Store.
+-- that why it is recommended that you use many local ClientStores on every server node
+-- rather then single centralized Store.
 data Store e m = Store
   { readStore :: m (ClientConnectionStore e m),
     writeStore :: (ClientConnectionStore e m -> ClientConnectionStore e m) -> m ()
diff --git a/src/Data/Morpheus/Subscriptions/Stream.hs b/src/Data/Morpheus/Subscriptions/Stream.hs
--- a/src/Data/Morpheus/Subscriptions/Stream.hs
+++ b/src/Data/Morpheus/Subscriptions/Stream.hs
@@ -76,7 +76,7 @@
 run :: ApiContext SUB e m -> Updates e m -> m ()
 run SubContext {updateStore} (Updates changes) = updateStore changes
 
-data ApiContext (api :: API) event (m :: * -> *) where
+data ApiContext (api :: API) event (m :: Type -> Type) where
   PubContext ::
     { eventPublisher :: event -> m ()
     } ->
@@ -91,8 +91,8 @@
 data
   Output
     (api :: API)
-    e
-    (m :: * -> *)
+    (e :: Type)
+    (m :: Type -> Type)
   where
   SubOutput ::
     { streamWS :: ApiContext SUB e m -> m (Either ByteString [Updates e m])
diff --git a/src/Data/Morpheus/Subscriptions/WebSockets.hs b/src/Data/Morpheus/Subscriptions/WebSockets.hs
--- a/src/Data/Morpheus/Subscriptions/WebSockets.hs
+++ b/src/Data/Morpheus/Subscriptions/WebSockets.hs
@@ -34,7 +34,7 @@
 import qualified Network.WebSockets as WS
 import Relude
 
--- support old version of Websockets
+-- support old version of WebSockets
 pingThread :: Connection -> IO () -> IO ()
 
 #if MIN_VERSION_websockets(0,12,6)