diff --git a/diagrams-postscript.cabal b/diagrams-postscript.cabal
--- a/diagrams-postscript.cabal
+++ b/diagrams-postscript.cabal
@@ -1,5 +1,5 @@
 Name:                diagrams-postscript
-Version:             1.1
+Version:             1.1.0.1
 Synopsis:            Postscript backend for diagrams drawing EDSL
 Description:         This package provides a modular backend for rendering
                      diagrams created with the diagrams EDSL using Postscript.
@@ -20,7 +20,7 @@
 Category:            Graphics
 Build-type:          Simple
 Cabal-version:       >=1.10
-Tested-with:         GHC == 7.4.2, GHC == 7.6.3, GHC == 7.8.1
+Tested-with:         GHC == 7.4.2, GHC == 7.6.3, GHC == 7.8.3
 Source-repository head
   type:     git
   location: https://github.com/diagrams/diagrams-postscript.git
@@ -37,12 +37,12 @@
                        dlist >= 0.5 && < 0.8,
                        vector-space >= 0.7.7 && < 0.9,
                        diagrams-core >= 1.0 && < 1.3,
-                       diagrams-lib >= 1.0.1 && < 1.3,
+                       diagrams-lib >= 1.2 && < 1.3,
                        data-default-class < 0.1,
                        split >= 0.1.2 && < 0.3,
                        monoid-extras >= 0.3 && < 0.4,
                        semigroups >= 0.3.4 && < 0.16,
-                       lens >= 3.8 && < 4.3,
+                       lens >= 4.0 && < 4.5,
                        containers >= 0.3 && < 0.6,
                        hashable >= 1.1 && < 1.3
   if impl(ghc < 7.6)