diff --git a/CHANGES.md b/CHANGES.md
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,9 @@
 Revision history for Haskell package learning-hmm
 ===
 
+## Version 0.3.2.2
+- Catch up with base-4.8
+
 ## Version 0.3.2.1
 - Bug fix release
 
diff --git a/learning-hmm.cabal b/learning-hmm.cabal
--- a/learning-hmm.cabal
+++ b/learning-hmm.cabal
@@ -1,5 +1,5 @@
 name:                learning-hmm
-version:             0.3.2.1
+version:             0.3.2.2
 stability:           experimental
 
 synopsis:            Yet another library for hidden Markov models
@@ -33,10 +33,10 @@
                    , Learning.HMM.Internal
                    , Learning.IOHMM.Internal
   -- other-extensions:  
-  build-depends:     base >=4.7 && <4.8
+  build-depends:     base >=4.7 && <5
                    , containers
                    , deepseq
-                   , hmatrix < 0.16.1
+                   , hmatrix >= 0.16
                    , random-fu
                    , random-source
                    , vector