diff --git a/src/docker/ubuntu14.04/Dockerfile b/src/docker/ubuntu14.04/Dockerfile
index e84a5d8..e99c31e 100644
--- a/src/docker/ubuntu14.04/Dockerfile
+++ b/src/docker/ubuntu14.04/Dockerfile
@@ -35,7 +35,7 @@
 RUN dpkg --add-architecture i386
 RUN apt-get update
 ## Common packages for linux build environment
-RUN apt install -y clang-3.5 python pkg-config subversion git curl bzip2 unzip make
+RUN apt install -y clang python pkg-config subversion git curl bzip2 unzip make
 ## Packages for linux desktop version
 RUN apt install -y libibus-1.0-dev libdbus-1-dev libglib2.0-dev subversion libqt4-dev libzinnia-dev tegaki-zinnia-japanese libgtk2.0-dev libxcb-xfixes0-dev
 ## Packages for Android
diff --git a/src/gyp/common.gypi b/src/gyp/common.gypi
index c3bca8a..459ebae 100644
--- a/src/gyp/common.gypi
+++ b/src/gyp/common.gypi
@@ -144,27 +144,27 @@
         'compiler_target': 'clang',
         'compiler_target_version_int': 305,  # Clang 3.5 or higher
         'compiler_host': 'clang',
-        'compiler_host_version_int': 305,  # Clang 3.5 or higher
+        'compiler_host_version_int': 304,  # Clang 3.4 or higher
       }],
       ['target_platform=="Android" and android_compiler=="gcc"', {
         'compiler_target': 'gcc',
         'compiler_target_version_int': 409,  # GCC 4.9 or higher
         'compiler_host': 'clang',
-        'compiler_host_version_int': 305,  # Clang 3.5 or higher
+        'compiler_host_version_int': 304,  # Clang 3.4 or higher
       }],
       ['target_platform=="NaCl"', {
         'compiler_target': 'clang',
         'compiler_target_version_int': 303,  # Clang 3.3 or higher
         'compiler_host': 'clang',
-        'compiler_host_version_int': 305,  # Clang 3.5 or higher
+        'compiler_host_version_int': 304,  # Clang 3.4 or higher
       }],
       ['target_platform=="Linux"', {
         # enable_gtk_renderer represents if mozc_renderer is supported on Linux
         # or not.
         'compiler_target': 'clang',
-        'compiler_target_version_int': 305,  # Clang 3.5 or higher
+        'compiler_target_version_int': 304,  # Clang 3.4 or higher
         'compiler_host': 'clang',
-        'compiler_host_version_int': 305,  # Clang 3.5 or higher
+        'compiler_host_version_int': 304,  # Clang 3.4 or higher
         'enable_gtk_renderer%': 1,
       }, {  # else
         'enable_gtk_renderer%': 0,
diff --git a/src/mozc_version_template.txt b/src/mozc_version_template.txt
index 02e901f..7f84cbf 100644
--- a/src/mozc_version_template.txt
+++ b/src/mozc_version_template.txt
@@ -1,6 +1,6 @@
 MAJOR=2
 MINOR=16
-BUILD=2069
+BUILD=2070
 REVISION=102
 # NACL_DICTIONARY_VERSION is the target version of the system dictionary to be
 # downloaded by NaCl Mozc.