diff --git a/suspend.cabal b/suspend.cabal
--- a/suspend.cabal
+++ b/suspend.cabal
@@ -1,5 +1,5 @@
 name:                suspend
-version:             0.1.0.2
+version:             0.2.0.0
 synopsis:            Simple package that allows for long thread suspensions.
 description:         Simple package that allows for long thread suspensions. Uses newtype wrapper (of Int64 at the moment) to represent delay.
 license:             BSD3
@@ -25,9 +25,9 @@
         Control.Concurrent.Delay
 
     build-depends:
-        base              >= 4.5 && < 4.7
+        base              >= 4.5 && < 5
       , lifted-base       >= 0.1 && < 0.3
-      , transformers-base == 0.4.*
+      , transformers-base >= 0.4 && < 0.5
 
     hs-source-dirs:      src
     ghc-options:         -Wall -fwarn-unused-imports