diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright (c) 2013, Alexandr `Voidex` Ruchkin
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Alexandr `Voidex` Ruchkin nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/src/Data/Text/Region.hs b/src/Data/Text/Region.hs
--- a/src/Data/Text/Region.hs
+++ b/src/Data/Text/Region.hs
@@ -176,7 +176,7 @@
 edit_ txt rs = snd ∘ edit txt rs
 
 -- | Push action into history, also drops redo stack
-push ∷ EditAction Replace s ⇒ ActionIso (Edit s) → EditM s r ()
+push ∷ ActionIso (Edit s) → EditM s r ()
 push e = modify (over (history . undoStack) (e :)) >> modify (set (history . redoStack) [])
 
 -- | Run edit action and returns corresponding redo-undo action
diff --git a/text-region.cabal b/text-region.cabal
--- a/text-region.cabal
+++ b/text-region.cabal
@@ -1,24 +1,30 @@
 name:                text-region
-version:             0.1.0.0
-synopsis:            Provides functions to update text region positions according to text edit actions
+version:             0.1.0.1
+synopsis:            Marking text regions
+description: Provides functions to update text region positions according to text edit actions
 homepage:            https://github.com/mvoidex/text-region
 license:             BSD3
+license-file:        LICENSE
 author:              Alexandr `Voidex` Ruchkin
 maintainer:          voidex@live.com
 category:            Text
 build-type:          Simple
 cabal-version:       >=1.10
 
+source-repository head
+  type: git
+  location: git://github.com/mvoidex/text-region.git
+
 library
   hs-source-dirs: src
   default-language: Haskell2010
-  ghc-options: -threaded -Wall -fno-warn-tabs
+  ghc-options: -Wall -fno-warn-tabs
   default-extensions: UnicodeSyntax
   exposed-modules:     
     Data.Text.Region
     Data.Text.Region.Types
   build-depends:
-    base >= 4.8 && < 4.9,
+    base >= 4.8 && < 5,
     base-unicode-symbols >= 0.2,
     aeson >= 0.9,
     bytestring >= 0.10,
@@ -36,7 +42,7 @@
   default-language: Haskell2010
   default-extensions: UnicodeSyntax
   build-depends:
-    base >= 4.8 && < 4.9,
+    base >= 4.8 && < 5,
     base-unicode-symbols >= 0.2,
     text-region,
     hspec,