diff --git a/sourcemap.cabal b/sourcemap.cabal
--- a/sourcemap.cabal
+++ b/sourcemap.cabal
@@ -1,9 +1,9 @@
 name:                sourcemap
-version:             0.1.0.1
+version:             0.1.0.2
 synopsis:            Implementation of source maps as proposed by Google and Mozilla.
 description:         Implementation of source maps, revision 3, proposed by Google and Mozilla here
-                     https://wiki.mozilla.org/DevTools/Features/SourceMap and here
-                     https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit
+                     <https://wiki.mozilla.org/DevTools/Features/SourceMap> and here
+                     <https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit>
 license:             BSD3
 license-file:        LICENSE
 author:              Chris Done
@@ -19,7 +19,7 @@
   exposed-modules:     SourceMap, SourceMap.Types
   other-modules:       VLQ
   hs-source-dirs:      src
-  build-depends:       base > 4 && < 5,
+  build-depends:       base >= 4 && < 5,
                        bytestring >= 0.10.2.0,
                        aeson,
                        unordered-containers,