diff --git a/Network/HTTP/Client/Conduit.hs b/Network/HTTP/Client/Conduit.hs
--- a/Network/HTTP/Client/Conduit.hs
+++ b/Network/HTTP/Client/Conduit.hs
@@ -17,6 +17,7 @@
     , HasHttpManager (..)
       -- * General HTTP client interface
     , module Network.HTTP.Client
+    , httpLbs
       -- * Lower-level conduit functions
     , requestBodySource
     , requestBodySourceChunked
@@ -30,6 +31,7 @@
 import           Data.Acquire                 (Acquire, mkAcquire, with)
 import           Data.ByteString              (ByteString)
 import qualified Data.ByteString              as S
+import qualified Data.ByteString.Lazy         as L
 import           Data.Conduit                 (ConduitM, Producer, Source,
                                                await, yield, ($$+), ($$++))
 import           Data.Int                     (Int64)
@@ -158,3 +160,14 @@
                     | S.null bs -> popper
                     | otherwise -> return bs
     f popper
+
+-- | Same as 'H.httpLbs', except it uses the @Manager@ in the reader environment.
+--
+-- Since 2.1.1
+httpLbs :: (MonadIO m, HasHttpManager env, MonadReader env m)
+        => Request
+        -> m (Response L.ByteString)
+httpLbs req = do
+    env <- ask
+    let man = getHttpManager env
+    liftIO $ H.httpLbs req man
diff --git a/http-conduit.cabal b/http-conduit.cabal
--- a/http-conduit.cabal
+++ b/http-conduit.cabal
@@ -1,5 +1,5 @@
 name:            http-conduit
-version:         2.1.0
+version:         2.1.1
 license:         BSD3
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>