diff --git a/CHANGES.md b/CHANGES.md
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,9 @@
+0.8.1 (Jun 5, 2014)
+===================
+
+- Fix upper dependency boundary
+- Remove redundant build flag
+
 0.8 (Jun 5, 2014)
 =================
 
diff --git a/marmalade-upload.cabal b/marmalade-upload.cabal
--- a/marmalade-upload.cabal
+++ b/marmalade-upload.cabal
@@ -1,5 +1,5 @@
 name:                marmalade-upload
-version:             0.8
+version:             0.8.1
 synopsis:            Upload packages to Marmalade
 description:
   Upload Emacs packages to the <http://marmalade-repo.org/ Marmalade> ELPA
@@ -25,11 +25,7 @@
 source-repository this
   type:              git
   location:          https://github.com/lunaryorn/marmalade-upload.git
-  tag:               0.8
-
-flag LibMagic
-  description:       Use libmagic to determine the mimetypes of packages
-  default:           True
+  tag:               0.8.1
 
 library
   hs-source-dirs:      src/
@@ -51,7 +47,7 @@
   main-is:             main.hs
   ghc-options:         -Wall
   build-depends:       base >=4.6 && <4.8,
-                       transformers >=0.3 && <0.4,
+                       transformers >=0.3 && <0.5,
                        optparse-applicative >=0.8 && <0.10,
                        keyring >=0.1 && <0.2,
                        marmalade-upload