diff --git a/about.html b/about.html
index ee27a5b5b..2c4530185 100644
--- a/about.html
+++ b/about.html
@@ -43,6 +43,8 @@
 <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/deed.en_US">
 <img alt="Creative Commons License" style="border-width:0"
 src="https://i.creativecommons.org/l/by-sa/3.0/80x15.png" /></a><br />
-Copyright © 2006-2018 Ricardo Garcia Gonzalez</div>
+Copyright © 2006-2011 Ricardo Garcia Gonzalez<br />
+Copyright © 2011-2018 youtube-dl developers
+</div>
 </body>
 </html>
diff --git a/donations.html b/donations.html
index 8a8551c90..45afb0d1b 100644
--- a/donations.html
+++ b/donations.html
@@ -36,6 +36,8 @@
 <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/deed.en_US">
 <img alt="Creative Commons License" style="border-width:0"
 src="https://i.creativecommons.org/l/by-sa/3.0/80x15.png" /></a><br />
-Copyright © 2006-2018 Ricardo Garcia Gonzalez</div>
+Copyright © 2006-2011 Ricardo Garcia Gonzalez<br />
+Copyright © 2011-2018 youtube-dl developers
+</div>
 </body>
 </html>
diff --git a/download.html.in b/download.html.in
index a2049328b..5bb1a1862 100644
--- a/download.html.in
+++ b/download.html.in
@@ -70,6 +70,8 @@ See the <a href="https://pypi.python.org/pypi/youtube_dl">pypi page</a> for more
 <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/deed.en_US">
 <img alt="Creative Commons License" style="border-width:0"
 src="https://i.creativecommons.org/l/by-sa/3.0/80x15.png" /></a><br />
-Copyright © 2006-2018 Ricardo Garcia Gonzalez</div>
+Copyright © 2006-2011 Ricardo Garcia Gonzalez<br />
+Copyright © 2011-2018 youtube-dl developers
+</div>
 </body>
 </html>
diff --git a/index.html b/index.html
index f4cad6c71..b745958c7 100644
--- a/index.html
+++ b/index.html
@@ -32,6 +32,8 @@
 <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/deed.en_US">
 <img alt="Creative Commons License" style="border-width:0"
 src="https://i.creativecommons.org/l/by-sa/3.0/80x15.png" /></a><br />
-Copyright © 2006-2018 Ricardo Garcia Gonzalez</div>
+Copyright © 2006-2011 Ricardo Garcia Gonzalez<br />
+Copyright © 2011-2018 youtube-dl developers
+</div>
 </body>
 </html>
diff --git a/supportedsites.html.in b/supportedsites.html.in
index 45503027e..e866df971 100644
--- a/supportedsites.html.in
+++ b/supportedsites.html.in
@@ -21,6 +21,8 @@
 <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/deed.en_US">
 <img alt="Creative Commons License" style="border-width:0"
 src="https://i.creativecommons.org/l/by-sa/3.0/80x15.png" /></a><br />
-Copyright © 2006-2018 Ricardo Garcia Gonzalez</div>
+Copyright © 2006-2011 Ricardo Garcia Gonzalez<br />
+Copyright © 2011-2018 youtube-dl developers
+</div>
 </body>
 </html>