diff --git a/creatur.cabal b/creatur.cabal
--- a/creatur.cabal
+++ b/creatur.cabal
@@ -1,5 +1,5 @@
 Name:              creatur
-Version:           5.4.1
+Version:           5.4.2
 Stability:         experimental
 Synopsis:          Framework for artificial life experiments.
 Description:       A software framework for automating experiments
@@ -36,7 +36,7 @@
 source-repository this
   type:     git
   location: https://github.com/mhwombat/creatur.git
-  tag:      5.4.1
+  tag:      5.4.2
 
 library
   GHC-Options:      -Wall -fno-warn-orphans
@@ -76,7 +76,7 @@
                     filepath ==1.3.*,
                     gray-extended ==1.*,
                     hdaemonize ==0.4.*,
-                    hmatrix ==0.14 || ==0.15.*,
+                    -- hmatrix ==0.14 || ==0.15.*,
                     MonadRandom ==0.1.*,
                     mtl ==2.1.*,
                     old-locale ==1.0.*,
@@ -101,7 +101,7 @@
                     creatur,
                     directory ==1.1 || ==1.2.*,
                     filepath ==1.3.*,
-                    hmatrix ==0.14 || ==0.15.*,
+                    -- hmatrix ==0.14 || ==0.15.*,
                     HUnit ==1.2.*,
                     MonadRandom ==0.1.*,
                     mtl ==2.1.*,