diff --git a/HACKING b/HACKING
index ea5d586b1..30aa2b9a4 100644
--- a/HACKING
+++ b/HACKING
@@ -328,6 +328,13 @@ profiles defined in ``pom.xml`` of business and webapp modules).
 
   This is used to generate upgrade files in releases.
 
+* *i18n* - Internationalization (default)
+
+  It uses gettext to process language files in order to be used in *LibrePlan*.
+
+  Like for *reports* and *userguide*, it is useful deactivate this profile
+  during development to save compilation time.
+
 How to use profiles
 ~~~~~~~~~~~~~~~~~~~
 
@@ -335,9 +342,9 @@ Profiles active by default are used always if not deactivated. In order to
 activate or deactivate a profile you should use parameter ``-P`` for Maven
 command. For example:
 
-* Deactivate *reports* and *userguide* to save compilation time::
+* Deactivate *reports*, *userguide* and *i18n* to save compilation time::
 
-    mvn -P-reports,-userguide clean install
+    mvn -P-reports,-userguide,-i18n clean install
 
 * Use production environment::
 
diff --git a/doc/src/technical/howto-start-development-with-eclipse.rst b/doc/src/technical/howto-start-development-with-eclipse.rst
index f4f2b6e87..7d676d590 100644
--- a/doc/src/technical/howto-start-development-with-eclipse.rst
+++ b/doc/src/technical/howto-start-development-with-eclipse.rst
@@ -137,9 +137,9 @@ Configure project to run
   * Name: LibrePlan
   * Base directory: Choose ``libreplan-webapp`` folder in your workspace
   * Goals: ``jetty:stop jetty:run``
-  * Profiles (optional): ``-userguide,-reports`` (to disable userguide and
-    reports profiles to save compilation time as they are not mandatory to run
-    LibrePlan)
+  * Profiles (optional): ``-userguide,-reports,-i18n`` (to disable userguide,
+    reports and i18n profiles to save compilation time as they are not
+    mandatory to run LibrePlan)
   * Mark the following checkboxes (recommended):
 
     * Resolve Workspace artifacts