diff --git a/hscope.cabal b/hscope.cabal
--- a/hscope.cabal
+++ b/hscope.cabal
@@ -1,5 +1,5 @@
 Name:           hscope
-Version:        0.4.1
+Version:        0.4.2
 License:        BSD3
 License-File:   COPYING
 Category:       source-tools
@@ -41,7 +41,8 @@
 Executable hscope
     Main-Is: HScope.hs
     GHC-Options: -Wall
-    Build-Depends: base == 4.7.*, haskell-src-exts == 1.16.*, mtl, pure-cdb
+    Build-Depends: base >= 4.7 && < 4.9
+                             , haskell-src-exts == 1.16.*, mtl, pure-cdb
                              , uniplate >= 1.6.12 && < 1.7, cereal
                              , vector, bytestring, process, deepseq, directory, cpphs
     Default-Language: Haskell2010
@@ -54,3 +55,6 @@
     main-is:         Build.hs
     Default-Language: Haskell2010
 
+Source-Repository head
+    Type: git
+    Location: https://github.com/bosu/hscope