diff --git a/ghc-prof.cabal b/ghc-prof.cabal
--- a/ghc-prof.cabal
+++ b/ghc-prof.cabal
@@ -1,5 +1,5 @@
 name: ghc-prof
-version: 1.3.0
+version: 1.3.0.1
 synopsis: Library for parsing GHC time and allocation profiling reports
 description: Library for parsing GHC time and allocation profiling reports
 homepage: https://github.com/maoe/ghc-prof
@@ -26,7 +26,7 @@
   other-modules:
     Control.Monad.Extras
   build-depends:
-      base == 4.*
+      base >= 4.6 && < 4.10
     , attoparsec < 0.14
     , containers >= 0.5 && < 0.6
     , scientific < 0.4