diff --git a/aws.cabal b/aws.cabal
--- a/aws.cabal
+++ b/aws.cabal
@@ -1,5 +1,5 @@
 Name:                aws
-Version:             0.7.1
+Version:             0.7.2
 Synopsis:            Amazon Web Services (AWS) for Haskell
 Description:         Bindings for Amazon Web Services (AWS), with the aim of supporting all AWS services. To see a high level overview of the library, see the README at <https://github.com/aristidb/aws/blob/master/README.org>.
 Homepage:            http://github.com/aristidb/aws
@@ -20,7 +20,7 @@
 Source-repository this
   type: git
   location: https://github.com/aristidb/aws.git
-  tag: 0.7.1
+  tag: 0.7.2
 
 Source-repository head
   type: git
@@ -106,7 +106,8 @@
         OverloadedStrings,
         TupleSections,
         ScopedTypeVariables,
-        EmptyDataDecls
+        EmptyDataDecls,
+        Rank2Types
 
 Executable GetObject
   Main-is: GetObject.hs