diff --git a/README.md b/README.md
index 8c73c7f..182b571 100644
--- a/README.md
+++ b/README.md
@@ -1,20 +1,33 @@
 build-libcurl-ios
 =================
-
 Build libcurl for iOS development.
-Includes armv7 armv7s arm64 i386 and x86_64 support.
+This script will generate static library for armv7 armv7s arm64 i386 and x86_64.
+New Xcode7 bitcode feature supported.
 
 Script only, please download libcurl from here: http://curl.haxx.se/download.html
-Tested iOS SDK 7.1 and MacOSX 10.9
-Tested curl 7.35.0
+Tested iOS SDK 9.0 and MacOSX 10.11
+Tested curl 7.44.0
 
 Usage
 =================
 ```
-curl -O http://curl.haxx.se/download/curl-7.35.0.tar.gz
-tar xf curl-7.35.0.tar.gz
-cd curl-7.35.0
+curl -O http://curl.haxx.se/download/curl-7.44.0.tar.gz
+tar xf curl-7.44.0.tar.gz
+cd curl-7.44.0
 curl https://raw.githubusercontent.com/sinofool/build-libcurl-ios/master/build_libcurl_dist.sh |bash
 ......
 ```
 Find the result libcurl-ios-dist on your desktop.
+
+
+Binary
+=================
+You can find a prebuild binary here: https://sinofool.net/dl/libcurl-ios-dist.tar.bz2
+
+Double check the binary file before use:
+SHA1:
+993c9bb75d798a886749e7801d5f54c494dbf6fb  libcurl-ios-dist.tar.bz2
+
+GnuPG: (My Key ID: 9BE18853)
+https://sinofool.net/dl/libcurl-ios-dist.tar.bz2.sig
+
diff --git a/build_libcurl_dist.sh b/build_libcurl_dist.sh
index 4b4fc8a..736c1e7 100755
--- a/build_libcurl_dist.sh
+++ b/build_libcurl_dist.sh
@@ -9,18 +9,18 @@ function build_for_arch() {
   PREFIX=$4
   IPHONEOS_DEPLOYMENT_TARGET="6.0"
   export PATH="${DEVROOT}/usr/bin/:${PATH}"
-  export CFLAGS="-arch ${ARCH} -pipe -Os -gdwarf-2 -isysroot ${SYSROOT} -miphoneos-version-min=${IPHONEOS_DEPLOYMENT_TARGET}"
+  export CFLAGS="-arch ${ARCH} -pipe -Os -gdwarf-2 -isysroot ${SYSROOT} -miphoneos-version-min=${IPHONEOS_DEPLOYMENT_TARGET} -fembed-bitcode"
   export LDFLAGS="-arch ${ARCH} -isysroot ${SYSROOT}"
   ./configure --disable-shared --enable-static --with-ssl=${HOME}/Desktop/openssl-ios-dist --host="${HOST}" --prefix=${PREFIX} && make -j8 && make install
 }
 
 TMP_DIR=/tmp/build_libcurl_$$
 
-build_for_arch i386 i386-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator8.0.sdk ${TMP_DIR}/i386 || exit 1
-build_for_arch x86_64 x86_64-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator8.0.sdk ${TMP_DIR}/x86_64 || exit 2
-build_for_arch arm64 arm-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS8.0.sdk ${TMP_DIR}/arm64 || exit 3
-build_for_arch armv7s armv7s-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS8.0.sdk ${TMP_DIR}/armv7s || exit 4
-build_for_arch armv7 armv7-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS8.0.sdk ${TMP_DIR}/armv7 || exit 5
+build_for_arch i386 i386-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk ${TMP_DIR}/i386 || exit 1
+build_for_arch x86_64 x86_64-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk ${TMP_DIR}/x86_64 || exit 2
+build_for_arch arm64 arm-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk ${TMP_DIR}/arm64 || exit 3
+build_for_arch armv7s armv7s-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk ${TMP_DIR}/armv7s || exit 4
+build_for_arch armv7 armv7-apple-darwin /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk ${TMP_DIR}/armv7 || exit 5
 
 mkdir -p ${TMP_DIR}/lib/
 ${DEVROOT}/usr/bin/lipo \