diff --git a/src/data/installer/credits_en.html b/src/data/installer/credits_en.html
index ab9f98d..ff950de 100644
--- a/src/data/installer/credits_en.html
+++ b/src/data/installer/credits_en.html
@@ -787,7 +787,7 @@
 <div class="product">
 <span class="title">Protocol Buffers</span>
 <span class="homepage">
-<a href="http://code.google.com/p/protobuf/">homepage</a></span>
+<a href="https://github.com/google/protobuf">homepage</a></span>
 <div class="licence">
 <h3>Protocol Buffers is licensed as follows:</h3>
 <pre>
diff --git a/src/data/installer/credits_ja.html b/src/data/installer/credits_ja.html
index 4888395..b841b6c 100644
--- a/src/data/installer/credits_ja.html
+++ b/src/data/installer/credits_ja.html
@@ -787,7 +787,7 @@
 <div class="product">
 <span class="title">Protocol Buffers</span>
 <span class="homepage">
-<a href="http://code.google.com/p/protobuf/">ホームページ</a></span>
+<a href="https://github.com/google/protobuf">ホームページ</a></span>
 <div class="licence">
 <h3>Protocol Buffers のライセンス:</h3>
 <pre>
diff --git a/src/mozc_version_template.txt b/src/mozc_version_template.txt
index 4771bd0..d81aaef 100644
--- a/src/mozc_version_template.txt
+++ b/src/mozc_version_template.txt
@@ -1,6 +1,6 @@
 MAJOR=1
 MINOR=15
-BUILD=1911
+BUILD=1912
 REVISION=102
 # NACL_DICTIONARY_VERSION is the target version of the system dictionary to be
 # downloaded by NaCl Mozc.