diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.0.0.1] - 2018-05-10
+
+### Changed
+
+- GHC 8.4.x support
+
 ## [1.0.0.0] - 2018-05-10
 
+[1.0.0.1]: https://github.com/f-me/dmcc/compare/1.0.0.0...1.0.0.1
 [1.0.0.0]: https://github.com/f-me/dmcc/tree/1.0.0.0
diff --git a/dmcc.cabal b/dmcc.cabal
--- a/dmcc.cabal
+++ b/dmcc.cabal
@@ -1,6 +1,6 @@
 cabal-version: >=1.10
 name: dmcc
-version: 1.0.0.0
+version: 1.0.0.1
 license: BSD3
 license-file: LICENSE
 maintainer: dima@dzhus.org
@@ -43,7 +43,7 @@
     build-depends:
         HsOpenSSL <0.12,
         aeson <1.3,
-        base <4.11,
+        base <4.12,
         binary <0.9,
         bytestring <0.11,
         case-insensitive <1.3,
@@ -54,14 +54,12 @@
         lens <4.17,
         monad-control <1.1,
         monad-logger <0.4,
-        mtl <2.3,
         network <2.7,
         openssl-streams <1.3,
         safe-exceptions <0.2,
         stm <2.5,
         text <1.3,
         time <1.9,
-        transformers <0.6,
         transformers-base <0.5,
         unliftio <0.3,
         xml-conduit <1.9,
@@ -78,7 +76,7 @@
     ghc-options: -Wall -Wcompat -Wno-missing-home-modules -threaded
     build-depends:
         aeson <1.3,
-        base <4.11,
+        base <4.12,
         bytestring <0.11,
         classy-prelude <1.5,
         configurator <0.4,
@@ -87,11 +85,8 @@
         monad-control <1.1,
         monad-logger <0.4,
         random <1.2,
-        safe-exceptions <0.2,
         stm <2.5,
         text <1.3,
-        time <1.9,
-        transformers-base <0.5,
         unix <2.8,
         unliftio <0.3,
         websockets <0.13
diff --git a/src/DMCC/Agent.hs b/src/DMCC/Agent.hs
--- a/src/DMCC/Agent.hs
+++ b/src/DMCC/Agent.hs
@@ -30,7 +30,6 @@
 
 import           DMCC.Session
 import           DMCC.Types
-import           DMCC.Util ()
 import qualified DMCC.XML.Request as Rq
 import qualified DMCC.XML.Response as Rs