diff --git a/pugs-DrIFT.cabal b/pugs-DrIFT.cabal
--- a/pugs-DrIFT.cabal
+++ b/pugs-DrIFT.cabal
@@ -1,5 +1,5 @@
 name:                pugs-DrIFT
-version:             2.2.3.20120203
+version:             2.2.3.20120717
 synopsis:            DrIFT with pugs-specific rules.
 description:         DrIFT is a type sensitive preprocessor for Haskell. It extracts type declarations
                      and directives from modules. The directives cause rules to be fired on the parsed
@@ -33,7 +33,7 @@
         src/Rules/YAML.hs
 
 executable          pugs-DrIFT
-    build-depends:       base >= 4 && < 5, old-time, random, bytestring, utf8-string, pretty, containers, mtl < 2.0.0.0, stm, HsSyck
+    build-depends:       base >= 4 && < 5, old-time, random, bytestring, utf8-string, pretty, containers, mtl >= 2.0.0.0, stm, HsSyck
     main-is:             DrIFT.hs
     -- ghc-options:         -fparr
     hs-source-dirs:      src
@@ -44,7 +44,7 @@
                          IncoherentInstances
 
 library
-    build-depends:       base >= 4 && < 5, old-time, random, bytestring, utf8-string, pretty, containers, mtl < 2.0.0.0, stm, HsSyck
+    build-depends:       base >= 4 && < 5, old-time, random, bytestring, utf8-string, pretty, containers, mtl >= 2.0.0.0, stm, HsSyck
     hs-source-dirs:      src
     -- ghc-options:         -fparr
     extensions:          ParallelListComp, ScopedTypeVariables,