diff --git a/docs/history.txt b/docs/history.txt
index 8ca613138d..feb2045d99 100644
--- a/docs/history.txt
+++ b/docs/history.txt
@@ -807,4 +807,8 @@ March 25 2015	Koha 3.14.14 released	releases
 March 29 2015	Koha 3.16.9 released	releases
 April 2 2015	Josef Moravec becomes the 278th developer to have a patch pushed	developer
 May 22 2015    Koha 3.20.0 released    releases
-May 26 2015    Indranil Das Gupta becomes the 279th developer to have a patch pushed    developer
\ No newline at end of file
+May 4 2015    Indranil Das Gupta becomes the 279th developer to have a patch pushed    developer
+May 11 2015	Eivin Giske Skaaren becomes the 280th developer to have a patch pushed	developer
+June 14 2015	Stefan Weil becomes the 281st developer to have a patch pushed	developer
+June 18 2015	Barton Chittenden becomes the 282nd developer to have a patch pushed	developer
+July 3 2015	Samanta Tello becomes the 283rd developer to have a patch pushed	developer
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt
index 1b395cf177..0163c5beb4 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt
@@ -360,6 +360,7 @@
                 <li><a href="https://www.openhub.net/p/koha/contributors/6618544614260">Galen Charlton (3.2, 3.14, and 3.16 Release Manager; 3.16 Release Maintainer; 3.18 QA Team Member)</a></li>
                 <li>Evonne Cheung</li>
                 <li>Andrew Chilton</li>
+                <li>Barton Chittenden</li>
                 <li>Koha SAB CINECA</li>
                 <li>Nick Clemens</li>
                 <li>Garry Collum</li>
@@ -419,6 +420,7 @@
                 <li><a href="https://www.openhub.net/p/koha/contributors/6618544839606">Bernardo González Kriegel (3.14 - 3.20 Translation Manager; 3.10 Release Maintainer)</a></li>
                 <li>Daniel Grobani</li>
                 <li>Amit Gupta</li>
+                <li>Indranil Das Gupta</li>
                 <li>Michael Hafen</li>
                 <li>Christopher Hall (3.8 Release Maintainer)</li>
                 <li><a href="https://www.openhub.net/p/koha/contributors/6620692261494">Kyle Hall (3.8 Release Maintainer; 3.14 - 3.20 QA Team Member)</a></li>
@@ -520,6 +522,7 @@
                 <li><a href="https://www.openhub.net/p/koha/contributors/6618544727712">Marcel de Rooy (3.8 - 3.20 QA Team Member)</a></li>
                 <li>Salvador Zaragoza Rubio</li>
                 <li>Mathieu Saby</li>
+                <li>Eivin Giske Skaaren</li>
                 <li>Brice Sanchez</li>
                 <li>Sam Sanders</li>
                 <li>Viktor Sarge</li>
@@ -544,6 +547,7 @@
                 <li>Ed Summers (Some code and Perl packages like MARC::Record)</li>
                 <li>Daniel Sweeney</li>
                 <li>Zeno Tajoli</li>
+                <li>Samanta Tello</li>
                 <li>Adam Thick</li>
                 <li><a href="https://www.openhub.net/p/koha/contributors/6618544609107">Finlay Thompson</a></li>
                 <li>Peggy Thrasher</li>
@@ -566,6 +570,7 @@
                 <li><a href="https://www.openhub.net/accounts/janewagner">Jane Wagner</a></li>
                 <li>Ward van Wanrooij</li>
                 <li><a href="https://www.openhub.net/accounts/pianohacker">Jesse Weaver</a></li>
+                <li>Stefan Weil</li>
                 <li>Aaron Wells</li>
                 <li>Rick Welykochy</li>
                 <li>Piotr Wejman</li>