diff --git a/creatur.cabal b/creatur.cabal
--- a/creatur.cabal
+++ b/creatur.cabal
@@ -1,5 +1,5 @@
 Name:              creatur
-Version:           5.2.9
+Version:           5.2.10
 Stability:         experimental
 Synopsis:          Framework for artificial life experiments.
 Description:       A software framework for automating experiments
@@ -73,7 +73,6 @@
                     gray-extended ==1.*,
                     hdaemonize ==0.4.*,
                     hmatrix ==0.14 || ==0.15.*,
-                    lens ==4.0.*,
                     MonadRandom ==0.1.*,
                     mtl ==2.1.*,
                     old-locale ==1.0.*,