diff --git a/ghc-events.cabal b/ghc-events.cabal
--- a/ghc-events.cabal
+++ b/ghc-events.cabal
@@ -1,5 +1,5 @@
 name:             ghc-events
-version:          0.1
+version:          0.1.0.1
 synopsis:         Library and tool for parsing .eventlog files from GHC
 description:      Parses .eventlog files emitted by GHC 6.12.1 and later.
                   Includes the show-ghc-events tool to dump an event
@@ -17,7 +17,7 @@
 library {
   build-depends:    base       == 4.*,
                     mtl        == 1.1.*,
-                    containers == 0.2.*,
+                    containers >= 0.2 && < 0.4,
                     binary     == 0.5.*,
                     bytestring == 0.9.*
   exposed-modules:  GHC.RTS.Events