diff --git a/changelog b/changelog
--- a/changelog
+++ b/changelog
@@ -1,3 +1,7 @@
+0.2.3.6:
+
+    * Fix conduit-1.3 deprecations.
+
 0.2.3.5:
 
     * Fix tests
diff --git a/soap.cabal b/soap.cabal
--- a/soap.cabal
+++ b/soap.cabal
@@ -1,5 +1,5 @@
 name:                soap
-version:             0.2.3.5
+version:             0.2.3.6
 synopsis:            SOAP client tools
 description:
   Tools to build SOAP clients using xml-conduit.
@@ -67,25 +67,22 @@
     Network.SOAP.Parsing.Cursor
     Network.SOAP.Parsing.Stream
   build-depends:
-      base ==4.*
-    , http-client >=0.2
-    , http-types
-
-    , configurator
-
-    , xml-conduit-writer
-    , xml-conduit
-    , xml-types
-    , conduit
-    , exceptions
-    , resourcet
-    , data-default
-
-    , text
-    , bytestring
-    , iconv
-    , unordered-containers
-    , mtl
+      base                 >= 4.8 && <5.0
+    , bytestring           >= 0.10.6 && < 0.11
+    , conduit              >= 1.2.6.6 && < 1.4
+    , configurator         >= 0.3 && < 1.0
+    , data-default         >= 0.5.3 && < 1.0
+    , exceptions           >= 0.8.2.1 && < 0.11
+    , http-client          >= 0.2 && < 1.0
+    , http-types           >= 0.9 && < 1.0
+    , iconv                >= 0.4.1.3 && < 0.5
+    , mtl                  >= 2.2.1 && < 3.0
+    , resourcet            >= 1.1.7.4 && < 1.3
+    , text                 >= 1.2.2.1 && < 1.3
+    , unordered-containers >= 0.2.5.1 && < 0.3
+    , xml-conduit          >= 1.3.5 && < 2.0
+    , xml-conduit-writer   >= 0.1.1.2 && < 0.2
+    , xml-types            >= 0.3.6 && < 0.4
 
 test-suite tests
   type: exitcode-stdio-1.0
diff --git a/src/Network/SOAP.hs b/src/Network/SOAP.hs
--- a/src/Network/SOAP.hs
+++ b/src/Network/SOAP.hs
@@ -25,6 +25,7 @@
 import qualified Data.ByteString.Lazy.Char8 as LBS
 
 import           Data.Default (def)
+import           Data.Void (Void)
 import qualified Text.XML as XML
 import           Text.XML.Cursor as XML
 import qualified Text.XML.Stream.Parse as XSP
@@ -41,7 +42,7 @@
                       | RawParser (LBS.ByteString -> a)    -- ^ Work with a raw bytestring.
 
 -- | Stream parser from Text.XML.Stream.Parse.
-type Parser a = Sink Event (ResourceT IO) a
+type Parser a = ConduitM Event Void (ResourceT IO) a
 
 -- | Prepare data, assemble request and apply a parser to a response.
 invokeWS :: (ToXML h, ToXML b)
@@ -60,8 +61,8 @@
 runResponseParser parser lbs =
     case parser of
         StreamParser sink ->
-            runResourceT $
-                XSP.parseLBS def lbs $$ unwrapEnvelopeSink sink
+            runResourceT . runConduit $
+                fuse (XSP.parseLBS def lbs) (unwrapEnvelopeSink sink)
 
         CursorParser func ->
             checkFault func . unwrapEnvelopeCursor
diff --git a/src/Network/SOAP/Parsing/Stream.hs b/src/Network/SOAP/Parsing/Stream.hs
--- a/src/Network/SOAP/Parsing/Stream.hs
+++ b/src/Network/SOAP/Parsing/Stream.hs
@@ -17,13 +17,16 @@
     , laxContent, flaxContent
     , readContent, readTag
       -- * Types to use in custom parser sinks
-    , Sink, Event
+    , Event
+    , ConduitM, Void
+    , Sink
     ) where
 
 #if MIN_VERSION_conduit(1,1,0)
 import Control.Monad.Catch (MonadThrow)
 #endif
-import Data.Conduit
+import Data.Conduit (ConduitM, Sink)
+import Data.Void (Void)
 import Data.XML.Types (Event)
 
 import           Text.XML (Name(..))
@@ -32,7 +35,7 @@
 import           Data.Text (Text, unpack)
 
 -- | Namespace- and attribute- ignorant tagNoAttr.
-laxTag :: (MonadThrow m) => Text -> Sink Event m a -> Sink Event m (Maybe a)
+laxTag :: (MonadThrow m) => Text -> ConduitM Event Void m a -> ConduitM Event Void m (Maybe a)
 #if MIN_VERSION_xml_conduit(1,5,0)
 laxTag ln = XSP.tag' (XSP.matching $ (== ln) . nameLocalName) XSP.ignoreAttrs . const
 #else
@@ -40,19 +43,19 @@
 #endif
 
 -- | Non-maybe version of laxTag/tagNoAttr.
-flaxTag :: (MonadThrow m) => Text -> Sink Event m a -> Sink Event m a
+flaxTag :: (MonadThrow m) => Text -> ConduitM Event Void m a -> ConduitM Event Void m a
 flaxTag ln s = XSP.force ("got no " ++ show ln) $ laxTag ln s
 
-laxContent :: (MonadThrow m) => Text -> Sink Event m (Maybe Text)
+laxContent :: (MonadThrow m) => Text -> ConduitM Event Void m (Maybe Text)
 laxContent ln = laxTag ln XSP.content
 
-flaxContent :: (MonadThrow m) => Text -> Sink Event m Text
+flaxContent :: (MonadThrow m) => Text -> ConduitM Event Void m Text
 flaxContent ln = flaxTag ln XSP.content
 
 -- | Unpack and read a current tag content.
-readContent :: (Read a, MonadThrow m) => Sink Event m a
+readContent :: (Read a, MonadThrow m) => ConduitM Event Void m a
 readContent = fmap (read . unpack) XSP.content
 
 -- | Unpack and read tag content by local name.
-readTag :: (Read a, MonadThrow m) => Text -> Sink Event m a
+readTag :: (Read a, MonadThrow m) => Text -> ConduitM Event Void m a
 readTag n = flaxTag n readContent