diff -rN -u old-yi-0.3/yi.cabal new-yi-0.3/yi.cabal
--- old-yi-0.3/yi.cabal	2008-04-13 15:37:41.000000000 +0200
+++ new-yi-0.3/yi.cabal	2008-04-13 15:37:41.000000000 +0200
@@ -83,13 +83,12 @@
         -- haddock >= 2.0, 
         -- it seems harsh to require haddock 2.0 to even configure Yi;
         -- and there is a message about haddock 2 in Setup.hs
-        build-depends: bytestring ==0.9.0.1 
-                               -- >= 0.9 && < 0.9.0.4        
+        build-depends: bytestring >=0.9.0.1
         build-depends: fingertree
 
-        build-depends: regex-base ==0.72.0.1
-        build-depends: regex-compat ==0.71.0.1
-        build-depends: regex-posix ==0.72.0.2
+        build-depends: regex-base >=0.72.0.1
+        build-depends: regex-compat >=0.71.0.1
+        build-depends: regex-posix >=0.72.0.2
 
         ghc-options:   -Wall -optl-Wl,-s
 -- ghc-options later on get appended to the original