diff --git a/download.html b/download.html
index 5a9b9cfd2..1a010a133 100644
--- a/download.html
+++ b/download.html
@@ -16,27 +16,27 @@
 
 <p>Remember <em>youtube-dl</em> requires <a href="http://www.python.org/">Python</a> version 2.6, 2.7, or 3.3+ to work.</p>
 
-<h2><a href="https://yt-dl.org/downloads/2014.12.14/youtube-dl">2014.12.14</a> (<a href="https://yt-dl.org/downloads/2014.12.14/youtube-dl.sig">sig</a>)</h2>
+<h2><a href="https://yt-dl.org/downloads/2014.12.15/youtube-dl">2014.12.15</a> (<a href="https://yt-dl.org/downloads/2014.12.15/youtube-dl.sig">sig</a>)</h2>
 
 <ul>
-<li><strong>MD5</strong>: 1608a517de50e2b601dcbcef317a4f1e</li>
-<li><strong>SHA1</strong>: 64600463e63c79cc03e1acefb6f2fd6adf3b0317</li>
-<li><strong>SHA256</strong>: 1d326f67fd672579c85ed84e1513d09c4d0cf0cba35ed16046373af86e14b584</li>
+<li><strong>MD5</strong>: 8b54672361efc1031f50d6bd75f0cc1d</li>
+<li><strong>SHA1</strong>: 46eae541d0e9d77823ef4f0df39cd23f76ca0410</li>
+<li><strong>SHA256</strong>: 536651c7c965dc44518964e6efbee0f77626b143b6c2b9276555e37d6f3d54e6</li>
 </ul>
 
 <p>
-	<a href="https://yt-dl.org/downloads/2014.12.14/youtube-dl.exe">Windows exe</a> (<a href="https://yt-dl.org/downloads/2014.12.14/youtube-dl.exe.sig">sig</a> - 5bbc72697105b232c29fa85e2c85b7abebf1ccbc8054049f201cdcba5efc3542)<br>
-	<a href="https://yt-dl.org/downloads/2014.12.14/youtube-dl-2014.12.14.tar.gz">Full source + docs + binary tarball</a> (<a href="https://yt-dl.org/downloads/2014.12.14/youtube-dl-2014.12.14.tar.gz.sig">sig</a> - 13e102f641b3714e8c80ac8909a44c8ef49bb3708728fa2495f34c6b4b795082)
+	<a href="https://yt-dl.org/downloads/2014.12.15/youtube-dl.exe">Windows exe</a> (<a href="https://yt-dl.org/downloads/2014.12.15/youtube-dl.exe.sig">sig</a> - 41c992a7a834a14c5136a232a34272be030774f87525584cf6b5853bb2ecc5a2)<br>
+	<a href="https://yt-dl.org/downloads/2014.12.15/youtube-dl-2014.12.15.tar.gz">Full source + docs + binary tarball</a> (<a href="https://yt-dl.org/downloads/2014.12.15/youtube-dl-2014.12.15.tar.gz.sig">sig</a> - 5f40725cb93707b5f3d0c9b765e9bdb16bccae673520e3fd344311dda5d9e727)
 </p>
 
 <p>To install it right away for all UNIX users (Linux, OS X, etc.), type:
-<code class="commands">sudo curl https://yt-dl.org/downloads/2014.12.14/youtube-dl -o /usr/local/bin/youtube-dl<br/>
+<code class="commands">sudo curl https://yt-dl.org/downloads/2014.12.15/youtube-dl -o /usr/local/bin/youtube-dl<br/>
 sudo chmod a+x /usr/local/bin/youtube-dl</code>
 </p>
 
 <p>If you do not have curl, you can alternatively use a recent wget:
 
-<code class="commands">sudo wget https://yt-dl.org/downloads/2014.12.14/youtube-dl -O /usr/local/bin/youtube-dl<br/>
+<code class="commands">sudo wget https://yt-dl.org/downloads/2014.12.15/youtube-dl -O /usr/local/bin/youtube-dl<br/>
 sudo chmod a+x /usr/local/bin/youtube-dl</code>
 </p>
 
@@ -53,7 +53,7 @@ See the <a href="https://pypi.python.org/pypi/youtube_dl">pypi page</a> for more
 </p>
 
 <p>To check the signature, type:
-<code class="commands">sudo wget https://yt-dl.org/downloads/2014.12.14/youtube-dl.sig -O youtube-dl.sig<br/>gpg --verify youtube-dl.sig /usr/local/bin/youtube-dl<br/>rm youtube-dl.sig</code>
+<code class="commands">sudo wget https://yt-dl.org/downloads/2014.12.15/youtube-dl.sig -O youtube-dl.sig<br/>gpg --verify youtube-dl.sig /usr/local/bin/youtube-dl<br/>rm youtube-dl.sig</code>
 </p>
 
 <p>The following GPG keys will be used to sign the binaries and the git tags:</p>
diff --git a/supportedsites.html b/supportedsites.html
index 6da4f7230..c82091c4e 100644
--- a/supportedsites.html
+++ b/supportedsites.html
@@ -484,6 +484,7 @@
 	<li><b>XTubeUser</b>: XTube user profile</li>
 	<li><b>XVideos</b></li>
 	<li><b>Yahoo</b>: Yahoo screen and movies</li>
+	<li><b>YesJapan</b></li>
 	<li><b>Ynet</b></li>
 	<li><b>YouJizz</b></li>
 	<li><b>Youku</b></li>
diff --git a/update/LATEST_VERSION b/update/LATEST_VERSION
index 98b8a9c5b..8278531bb 100644
--- a/update/LATEST_VERSION
+++ b/update/LATEST_VERSION
@@ -1 +1 @@
-2014.12.14
\ No newline at end of file
+2014.12.15
\ No newline at end of file
diff --git a/update/releases.atom b/update/releases.atom
index aa56ee575..9ec1bf540 100644
--- a/update/releases.atom
+++ b/update/releases.atom
@@ -3,7 +3,7 @@
     <link rel="self" href="http://rg3.github.io/youtube-dl/update/releases.atom" />
     <title>youtube-dl releases</title>
     <id>https://yt-dl.org/feed/youtube-dl-updates-feed</id>
-    <updated>2014-12-14T00:21:58.727054Z</updated>
+    <updated>2014-12-15T01:42:51.022916Z</updated>
     
 	<entry>
 	    <id>https://yt-dl.org/feed/youtube-dl-updates-feed/youtube-dl-2012.02.22</id>
@@ -6860,4 +6860,19 @@
 	    <updated>2014-12-14T00:00:00Z</updated>
 	</entry>
 
+	<entry>
+	    <id>https://yt-dl.org/feed/youtube-dl-updates-feed/youtube-dl-2014.12.15</id>
+	    <title>New version 2014.12.15</title>
+	    <link href="http://rg3.github.io/youtube-dl" />
+	    <content type="xhtml">
+	        <div xmlns="http://www.w3.org/1999/xhtml">
+	            Downloads available at <a href="https://yt-dl.org/downloads/2014.12.15/">https://yt-dl.org/downloads/2014.12.15/</a>
+	        </div>
+	    </content>
+	    <author>
+	        <name>The youtube-dl maintainers</name>
+	    </author>
+	    <updated>2014-12-15T00:00:00Z</updated>
+	</entry>
+
 </feed>
\ No newline at end of file
diff --git a/update/versions.json b/update/versions.json
index 180af153f..27a0180c6 100644
--- a/update/versions.json
+++ b/update/versions.json
@@ -1,6 +1,6 @@
 {
-    "latest": "2014.12.14",
-    "signature": "87deb31e0c56c6820333a4033657fde62c9b8b74d9a290e2910a34964e020aa11440e33f26a6ac8e6205b141df5f8f653c1120d81f6b30f85c1f45d0890c1abbcf4fb4937904393e0f189a26d7e9184534377d26094c634ed064d8a1db3b99bfb085a0e34bea6e9d5d9534f39fe2374dc751be2711d5ecce46ce8ddbd69ea608",
+    "latest": "2014.12.15",
+    "signature": "5fef626a0953406c9ca0667fd2444970deef915cd881ed7841e5794a48a6e943bba04e7d13897ea3ee0e025909c7ad9cc0c946cf76a7563a924ff4d86a5991e2fdabf5565cafbaa4c404087b9297fbc41cf1c1a6d8818b67e3c95343c2f5b2162d7b9f81df10b78bc8a1c1ea3ae8a69c54815154f1e319b2075fdee6dd6a7816",
     "versions": {
         "2012.02.22": {
             "bin": [
@@ -6405,6 +6405,20 @@
                 "https://yt-dl.org/downloads/2014.12.14/youtube-dl-2014.12.14.tar.gz",
                 "13e102f641b3714e8c80ac8909a44c8ef49bb3708728fa2495f34c6b4b795082"
             ]
+        },
+        "2014.12.15": {
+            "bin": [
+                "https://yt-dl.org/downloads/2014.12.15/youtube-dl",
+                "536651c7c965dc44518964e6efbee0f77626b143b6c2b9276555e37d6f3d54e6"
+            ],
+            "exe": [
+                "https://yt-dl.org/downloads/2014.12.15/youtube-dl.exe",
+                "41c992a7a834a14c5136a232a34272be030774f87525584cf6b5853bb2ecc5a2"
+            ],
+            "tar": [
+                "https://yt-dl.org/downloads/2014.12.15/youtube-dl-2014.12.15.tar.gz",
+                "5f40725cb93707b5f3d0c9b765e9bdb16bccae673520e3fd344311dda5d9e727"
+            ]
         }
     }
 }
\ No newline at end of file