diff --git a/graphs.cabal b/graphs.cabal
--- a/graphs.cabal
+++ b/graphs.cabal
@@ -1,6 +1,6 @@
 name:          graphs
 category:      Data Structures
-version:       0.3.2.2
+version:       0.3.2.3
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -23,12 +23,12 @@
     FlexibleContexts
 
   build-depends: 
-    base >= 4 && < 5,
-    array >= 0.3 && < 0.5,
+    base         >= 4 && < 5,
+    array        >= 0.3 && < 0.5,
     data-default >= 0.2 && < 0.3,
     transformers >= 0.2.2 && < 0.3,
-    containers >= 0.3 && < 0.5,
-    void >= 0.5 && < 0.6
+    containers   >= 0.3 && < 0.5,
+    void         >= 0.5.4.3 && < 0.6
 
   exposed-modules:
     Data.Graph.AdjacencyList