--- a/ghc-events.cabal
+++ b/ghc-events.cabal
@@ -33,7 +33,7 @@ library
   build-depends:    base       == 4.*,
                     mtl        >= 2.2.1 && < 3.0,
                     containers >= 0.2 && < 0.6,
-                    binary     >= 0.5 && < 0.8,
+                    binary     >= 0.5 && < 0.9,
                     bytestring >= 0.9.0,
                     array      >= 0.2 && < 0.6
   exposed-modules:  GHC.RTS.Events,
