diff --git a/htdocs/langs/HOWTO-Translation.txt b/htdocs/langs/HOWTO-Translation.txt
index 2d7c910d98a..0a05133fdb8 100644
--- a/htdocs/langs/HOWTO-Translation.txt
+++ b/htdocs/langs/HOWTO-Translation.txt
@@ -1,8 +1,9 @@
 --- Translation How to --- 
 
-Document explaining how to translate Dolibarr in a new language is
-available on wiki:
+An instruction guide for translating Dolibarr in a new language is
+available on Dolibarr wiki:
 
-English: http://wiki.dolibarr.org/index.php/Translator_documentation
-French:  http://wiki.dolibarr.org/index.php/Documentation_traducteur
-Spanish: http://wiki.dolibarr.org/index.php/Documentaci%C3%B3n_traductores
+English: https://wiki.dolibarr.org/index.php/Translator_documentation
+French:  https://wiki.dolibarr.org/index.php/Documentation_traducteur
+Spanish: https://wiki.dolibarr.org/index.php/Documentaci%C3%B3n_traductores
+German:  https://wiki.dolibarr.org/index.php/Dokumentation_Uebersetzung