diff --git a/rncryptor.cabal b/rncryptor.cabal
--- a/rncryptor.cabal
+++ b/rncryptor.cabal
@@ -1,5 +1,5 @@
 name:                rncryptor
-version:             0.0.2.1
+version:             0.0.2.3
 synopsis:            Haskell implementation of the RNCryptor file format
 description:         Pure Haskell implementation of the RNCrytor spec.
 license:             MIT
@@ -29,16 +29,15 @@
     , bytestring >= 0.9.0
     , mtl >= 2.1
     , random >= 1.0.0.1
-    , QuickCheck >= 2.6 && < 2.8
+    , QuickCheck >= 2.6 && < 2.9
     , io-streams >= 1.2.0.0
-    , cipher-aes >= 0.2.0
+    , cipher-aes >= 0.2.9
     , pbkdf >= 1.1.1.1
   hs-source-dirs:
     src
   default-language:
     Haskell2010
   ghc-options:
-    -O2
     -funbox-strict-fields
 
 test-suite rncryptor-tests