diff --git a/download.html b/download.html
index 1d79341b2..ea529bf49 100644
--- a/download.html
+++ b/download.html
@@ -14,15 +14,15 @@
 
 <p>Remember <em>youtube-dl</em> requires <a href="http://www.python.org/">Python</a> version 2.6, 2.7, or 3.2+ to work except for Windows exe.</p>
 
-<p><a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl.exe">Windows exe</a> requires <a href="https://www.microsoft.com/en-US/download/details.aspx?id=5555">Microsoft Visual C++ 2010 Redistributable Package (x86)</a> and does not require Python that is already embedded into the binary.</p>
+<p><a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl.exe">Windows exe</a> requires <a href="https://www.microsoft.com/en-US/download/details.aspx?id=5555">Microsoft Visual C++ 2010 Redistributable Package (x86)</a> and does not require Python that is already embedded into the binary.</p>
 
-<h2><a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl">2016.12.18</a> (<a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl.sig">sig</a>)</h2>
+<h2><a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl">2016.12.20</a> (<a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl.sig">sig</a>)</h2>
 
-<p><strong>SHA256</strong>: 4b8fdcdf88c19fe7dee49f2a6abaf9e9a1580272deb813a1247b8cadcf6af1be</p>
+<p><strong>SHA256</strong>: 6a1b979b1c3ad122791f086b404783a6ce87df3dc6aeea5381df41f88117ab6a</p>
 
 <p>
-	<a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl.exe">Windows exe</a> (<a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl.exe.sig">sig</a> - SHA256 92f9c78733cd43866937057ec15e23752fee71b57ec39ca28cfa2cfb5e68e11e)<br>
-	<a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl-2016.12.18.tar.gz">Full source + docs + binary tarball</a> (<a href="https://yt-dl.org/downloads/2016.12.18/youtube-dl-2016.12.18.tar.gz.sig">sig</a> - SHA256 66b2a5773a8cb4384607d03fd3b625d6ebf49cd014984b9173b5ea114ba4f783)
+	<a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl.exe">Windows exe</a> (<a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl.exe.sig">sig</a> - SHA256 1d38bc63ee79f4ab26ec9b3c0b37c2439305a0089cb65e835a91d53ac0d0afbe)<br>
+	<a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl-2016.12.20.tar.gz">Full source + docs + binary tarball</a> (<a href="https://yt-dl.org/downloads/2016.12.20/youtube-dl-2016.12.20.tar.gz.sig">sig</a> - SHA256 f80d47d5e2a236ea6c9d8b4636199aea01a041607ce7b544babedb0fe1ce59a5)
 </p>
 
 <p>To install it right away for all UNIX users (Linux, OS X, etc.), type:
diff --git a/supportedsites.html b/supportedsites.html
index 51e424355..b0ea58735 100644
--- a/supportedsites.html
+++ b/supportedsites.html
@@ -532,6 +532,7 @@
 	<li><b>NRKPlaylist</b></li>
 	<li><b>NRKSkole</b>: NRK Skole</li>
 	<li><b>NRKTV</b>: NRK TV and NRK Radio</li>
+	<li><b>NRKTVDirekte</b>: NRK TV Direkte and NRK Radio Direkte</li>
 	<li><b>ntv.ru</b></li>
 	<li><b>Nuvid</b></li>
 	<li><b>NYTimes</b></li>
@@ -566,6 +567,7 @@
 	<li><b>PhilharmonieDeParis</b>: Philharmonie de Paris</li>
 	<li><b>phoenix.de</b></li>
 	<li><b>Photobucket</b></li>
+	<li><b>Piksel</b></li>
 	<li><b>Pinkbike</b></li>
 	<li><b>Pladform</b></li>
 	<li><b>play.fm</b></li>
@@ -818,6 +820,7 @@
 	<li><b>udemy</b></li>
 	<li><b>udemy:course</b></li>
 	<li><b>UDNEmbed</b>: 聯合影音</li>
+	<li><b>UKTVPlay</b></li>
 	<li><b>Unistra</b></li>
 	<li><b>uol.com.br</b></li>
 	<li><b>uplynk</b></li>
@@ -882,6 +885,9 @@
 	<li><b>Vimple</b>: Vimple - one-click video hosting</li>
 	<li><b>Vine</b></li>
 	<li><b>vine:user</b></li>
+	<li><b>Viu</b></li>
+	<li><b>viu:ott</b></li>
+	<li><b>viu:playlist</b></li>
 	<li><b>Vivo</b>: vivo.sx</li>
 	<li><b>vk</b>: VK</li>
 	<li><b>vk:uservideos</b>: VK - User's Videos</li>
diff --git a/update/LATEST_VERSION b/update/LATEST_VERSION
index fda0a05b7..4146689a8 100644
--- a/update/LATEST_VERSION
+++ b/update/LATEST_VERSION
@@ -1 +1 @@
-2016.12.18
\ No newline at end of file
+2016.12.20
\ No newline at end of file
diff --git a/update/releases.atom b/update/releases.atom
index 5b96b7d04..aaa832d56 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>2016-12-18T19:52:30.254211Z</updated>
+    <updated>2016-12-20T22:41:27.172632Z</updated>
     
 	<entry>
 	    <id>https://yt-dl.org/feed/youtube-dl-updates-feed/youtube-dl-2012.02.22</id>
@@ -10835,4 +10835,19 @@
 	    <updated>2016-12-18T00:00:00Z</updated>
 	</entry>
 
+	<entry>
+	    <id>https://yt-dl.org/feed/youtube-dl-updates-feed/youtube-dl-2016.12.20</id>
+	    <title>New version 2016.12.20</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/2016.12.20/">https://yt-dl.org/downloads/2016.12.20/</a>
+	        </div>
+	    </content>
+	    <author>
+	        <name>The youtube-dl maintainers</name>
+	    </author>
+	    <updated>2016-12-20T00:00:00Z</updated>
+	</entry>
+
 </feed>
\ No newline at end of file
diff --git a/update/versions.json b/update/versions.json
index 926ba05d3..7acf1ee66 100644
--- a/update/versions.json
+++ b/update/versions.json
@@ -1,6 +1,6 @@
 {
-    "latest": "2016.12.18",
-    "signature": "57c36120c1f1dd556d4d7e9de9e10cde0c5bd42636d367a5c5eeb9fca5ac71aabe747249e3cdfba3804bf5b45d72d8f8b08f9dd5bb6f966f83b51fa39e4f2f2ec192a2ac75bda19d06d4847a9bbb01efcd0f0b99dc12a06f3a2b246e5bee6abd372f1858f7de5c3ddd424cf97437753343537f655656eab68feb7a0cfab8ca8e",
+    "latest": "2016.12.20",
+    "signature": "22ea37f60b9a97f5f24fc329423b0e3a50e731ee7e9378051a7f3034b007804da1c98b4c3c0425b96bff048264fd64f5ebaae965da067e8e8e4ebcf4d4ee2a184d2fd002baddedfd345c80cd9b384878ec7ddece5b9ac7ff6ce58c2fa99e535dae059af9b509195795fa758fe0a2dacdeef689dc3894cc96b1e38ff57fe02fa1",
     "versions": {
         "2012.02.22": {
             "bin": [
@@ -10115,6 +10115,20 @@
                 "https://yt-dl.org/downloads/2016.12.18/youtube-dl-2016.12.18.tar.gz",
                 "66b2a5773a8cb4384607d03fd3b625d6ebf49cd014984b9173b5ea114ba4f783"
             ]
+        },
+        "2016.12.20": {
+            "bin": [
+                "https://yt-dl.org/downloads/2016.12.20/youtube-dl",
+                "6a1b979b1c3ad122791f086b404783a6ce87df3dc6aeea5381df41f88117ab6a"
+            ],
+            "exe": [
+                "https://yt-dl.org/downloads/2016.12.20/youtube-dl.exe",
+                "1d38bc63ee79f4ab26ec9b3c0b37c2439305a0089cb65e835a91d53ac0d0afbe"
+            ],
+            "tar": [
+                "https://yt-dl.org/downloads/2016.12.20/youtube-dl-2016.12.20.tar.gz",
+                "f80d47d5e2a236ea6c9d8b4636199aea01a041607ce7b544babedb0fe1ce59a5"
+            ]
         }
     }
 }
\ No newline at end of file