diff --git a/build.sh b/build.sh
deleted file mode 100755
index a96bafe..0000000
--- a/build.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-#
-# Author: Ivan Egorov (egorich.3.04@gmail.com).
-#
-
-node-waf configure $*
-node-waf build
-cp ./build/default/compress-bindings.node ./lib/compress
diff --git a/package.json b/package.json
index 972e3fd..64e4e04 100644
--- a/package.json
+++ b/package.json
@@ -10,8 +10,5 @@
   "engine": [ "node >=0.1.90" ],
   "directories": {
     "lib": "./lib/compress"
-  },
-  "scripts": {
-    "install": "./build.sh"
   }
 }
diff --git a/src/zlib.h b/src/zlib.h
index bfa6622..327ab3c 100644
--- a/src/zlib.h
+++ b/src/zlib.h
@@ -31,6 +31,7 @@
 #include <node.h>
 #include <node_events.h>
 #include <node_buffer.h>
+#include <node_version.h>
 #include <assert.h>
 
 #include "utils.h"
@@ -85,8 +86,13 @@ class ZipLib : ObjectWrap {
     Request(ZipLib *self, Local<Value> inputBuffer, Local<Function> callback)
       : kind_(RWrite), self_(self),
       buffer_(Persistent<Value>::New(inputBuffer)),
+#if NODE_VERSION_AT_LEAST(0,3,0)
+      data_(Buffer::Data(inputBuffer->ToObject())),
+      length_(Buffer::Length(inputBuffer->ToObject())),
+#else
       data_(GetBuffer(inputBuffer)->data()),
       length_(GetBuffer(inputBuffer)->length()),
+#endif
       callback_(Persistent<Function>::New(callback))
     {}
     
@@ -109,9 +115,12 @@ class ZipLib : ObjectWrap {
       }
     }
 
+#if NODE_VERSION_AT_LEAST(0,3,0)
+#else
     static Buffer *GetBuffer(Local<Value> buffer) {
-      return ObjectWrap::Unwrap<Buffer>(buffer->ToObject());
+       return ObjectWrap::Unwrap<Buffer>(buffer->ToObject());
     }
+#endif
 
    public:
     static Request* Write(Self *self, Local<Value> inputBuffer,
diff --git a/wscript b/wscript
index bc16511..8ef6274 100644
--- a/wscript
+++ b/wscript
@@ -1,11 +1,18 @@
 import Options
 from os import unlink, symlink, popen
 from os.path import exists 
+from shutil import copy2 as copy
 
 srcdir = "."
 blddir = "build"
 VERSION = "0.1.10"
 
+TARGET = 'compress-bindings'
+TARGET_FILE = '%s.node' % TARGET
+built = 'build/default/%s' % TARGET_FILE
+dest = 'lib/compress/%s' % TARGET_FILE
+
+
 def set_options(opt):
   opt.tool_options("compiler_cxx")
 
@@ -46,7 +53,16 @@ def configure(conf):
 def build(bld):
   obj = bld.new_task_gen("cxx", "shlib", "node_addon")
   obj.cxxflags = ["-D_FILE_OFFSET_BITS=64", "-D_LARGEFILE_SOURCE", "-Wall"]
-  obj.target = "compress-bindings"
+  obj.target = TARGET
   obj.source = "src/compress.cc"
   obj.defines = bld.env.DEFINES
   obj.uselib = bld.env.USELIB
+
+
+def shutdown():
+  if Options.commands['clean']:
+      if exists(dest):
+          unlink(dest)
+  else:
+      if exists(built):
+          copy(built, dest)