diff --git a/hashable.cabal b/hashable.cabal
--- a/hashable.cabal
+++ b/hashable.cabal
@@ -1,5 +1,5 @@
 Name:                hashable
-Version:             1.2.3.0
+Version:             1.2.3.1
 Synopsis:            A class for types that can be converted to a hash value
 Description:         This package defines a class, 'Hashable', for types that
                      can be converted to a hash value.  This class
@@ -77,7 +77,7 @@
                      test-framework-quickcheck2 >= 0.2.9,
                      HUnit,
                      QuickCheck >= 2.4.0.1,
-                     random == 1.0.*,
+                     random >= 1.0 && < 1.2,
                      text >= 0.11.0.5
   if !os(windows)
     Build-depends:   unix