diff --git a/ChangeLog b/ChangeLog
index 72a1ecf49ba..51a6e2664ad 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -73,6 +73,9 @@ For users:
 - Fix: [ bug #1022 ] correct margin calculation for credit notes.
 - Fix: Better management of using ajax for upload form (to solve problem when enabling ajax jquery multifile upload in some cases).
 
+New experimental module:
+- New: [ task #157 ] Add a Skype button (adherents / third parties / contacts)
+
 For translators:
 - Qual: Normalized sort order of all languages files with English reference files.
 - New: Add language code files for South Africa, France new Caledonia, Vietnam.
diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index b9b5de0abb3..8fe0d7aabe2 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -487,6 +487,8 @@ Module2700Desc= Use online Gravatar service (www.gravatar.com) to show photo of
 Module2800Desc=FTP Client
 Module2900Name= GeoIPMaxmind
 Module2900Desc= GeoIP Maxmind conversions capabilities
+Module3100Name= Skype
+Module3100Desc= Add a Skype button into card of adherents / third parties / contacts
 Module5000Name=Multi-company
 Module5000Desc=Allows you to manage multiple companies
 Module6000Name=Workflow