diff --git a/src/Hash2Pub/PostService.hs b/src/Hash2Pub/PostService.hs
index 15901e0..47a4059 100644
--- a/src/Hash2Pub/PostService.hs
+++ b/src/Hash2Pub/PostService.hs
@@ -1,4 +1,4 @@
-{-# LANGUAGE DataKinds             #-}
+{-# laNGUAGE DataKinds             #-}
 {-# LANGUAGE FlexibleInstances     #-}
 {-# LANGUAGE InstanceSigs          #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
@@ -58,7 +58,6 @@ data PostService d = PostService
     , relayInQueue     :: TQueue (Hashtag, PostID, PostContent)
     -- ^ Queue for processing incoming posts of own instance asynchronously
     , postFetchQueue   :: TQueue PostID
-    , httpMan          :: HTTP.Manager
     }
     deriving (Typeable)
 
@@ -85,7 +84,6 @@ instance DHT d => Service PostService d where
         ownPostVar <- newTVarIO HSet.empty
         relayInQueue' <- newTQueueIO
         postFetchQueue' <- newTQueueIO
-        httpMan' <- HTTP.newManager HTTP.defaultManagerSettings
         let
             thisService = PostService {
                 serviceConf = conf
@@ -96,7 +94,6 @@ instance DHT d => Service PostService d where
               , ownPosts = ownPostVar
               , relayInQueue = relayInQueue'
               , postFetchQueue = postFetchQueue'
-              , httpMan = httpMan'
                                       }
             port' = fromIntegral (confServicePort conf)
             warpSettings = Warp.setPort port' . Warp.setHost (fromString . confServiceHost $ conf) $ Warp.defaultSettings
@@ -337,7 +334,8 @@ clientDeliverSubscriptions serv fromTag toTag (toHost, toPort) = do
         ""
         intervalTags
     -- send subscribers
-    resp <- runClientM (subscriptionDeliveryClient subscriberData) (mkClientEnv (httpMan serv) (BaseUrl Http toHost (fromIntegral toPort) ""))
+    httpMan <- HTTP.newManager HTTP.defaultManagerSettings
+    resp <- runClientM (subscriptionDeliveryClient subscriberData) (mkClientEnv httpMan (BaseUrl Http toHost (fromIntegral toPort) ""))
     -- on failure return a Left, otherwise delete subscription entry
     case resp of
       Left err -> pure . Left . show $ err
@@ -354,21 +352,6 @@ clientDeliverSubscriptions serv fromTag toTag (toHost, toPort) = do
           haveRead <- tryReadTChan chan
           maybe (pure acc) (\x -> channelGetAll' chan (x:acc)) haveRead
 
-
--- | Subscribe the client to the given hashtag. On success it returns the given lease time.
-clientSubscribeTo :: DHT d => PostService d -> Hashtag -> IO (Either String Integer)
-clientSubscribeTo serv tag = do
-    lookupRes <- lookupKey (baseDHT serv) (Txt.unpack tag)
-    maybe
-        (pure . Left $ "No node found")
-        (\(foundHost, foundPort) -> do
-            resp <- runClientM (tagSubscribeClient tag (Just . fromString . confServiceHost . serviceConf $ serv)) (mkClientEnv (httpMan serv) (BaseUrl Http foundHost (fromIntegral foundPort) ""))
-            case resp of
-              Left err    -> pure . Left . show $ err
-              Right lease -> pure . Right $ lease
-        )
-        lookupRes
-
 -- currently this is unused code
 getClients :: String -> Int -> HTTP.Manager -> Client IO PostServiceAPI
 getClients hostname' port' httpMan = hoistClient clientAPI
@@ -486,7 +469,8 @@ processIncomingPosts serv = forever $ do
       -- no vserver active => wait and retry
       Nothing -> threadDelay $ 10 * 10^6
       Just (responsibleHost, responsiblePort) -> do
-        resp <- runClientM (relayInboxClient tag $ pID <> "," <> pContent) (mkClientEnv (httpMan serv) (BaseUrl Http responsibleHost (fromIntegral responsiblePort) ""))
+        httpMan <- HTTP.newManager HTTP.defaultManagerSettings
+        resp <- runClientM (relayInboxClient tag $ pID <> "," <> pContent) (mkClientEnv httpMan (BaseUrl Http responsibleHost (fromIntegral responsiblePort) ""))
         case resp of
           Left err  -> do
               putStrLn $ "Error: " <> show err
@@ -505,8 +489,9 @@ fetchTagPosts serv = forever $ do
     -- TODO: batching, retry
     -- TODO: process multiple in parallel
     pIdUri <- atomically . readTQueue $ postFetchQueue serv
+    httpMan <- HTTP.newManager HTTP.defaultManagerSettings
     fetchReq <- HTTP.parseRequest . Txt.unpack $pIdUri
-    resp <- try $ HTTP.httpLbs fetchReq (httpMan serv) :: IO (Either HTTP.HttpException (HTTP.Response BSUL.ByteString))
+    resp <- try $ HTTP.httpLbs fetchReq httpMan :: IO (Either HTTP.HttpException (HTTP.Response BSUL.ByteString))
     case resp of
       Right response ->
           if HTTPT.statusCode (HTTP.responseStatus response) == 200