--- a/src/pyams_content/locales/pyams_content.pot	Mon Jun 25 16:53:51 2018 +0200
+++ b/src/pyams_content/locales/pyams_content.pot	Mon Jun 25 17:47:44 2018 +0200
@@ -6,7 +6,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE 1.0\n"
-"POT-Creation-Date: 2018-06-25 16:49+0200\n"
+"POT-Creation-Date: 2018-06-25 17:44+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -275,7 +275,7 @@
 #: ./src/pyams_content/shared/imagemap/zmi/container.py:123
 #: ./src/pyams_content/shared/site/zmi/folder.py:70
 #: ./src/pyams_content/root/zmi/templates/advanced-search.pt:188
-#: ./src/pyams_content/interfaces/__init__.py:99
+#: ./src/pyams_content/interfaces/__init__.py:101
 #: ./src/pyams_content/reference/pictograms/zmi/__init__.py:150
 #: ./src/pyams_content/features/menu/portlet/navigation/interfaces/simple.py:31
 #: ./src/pyams_content/features/menu/portlet/navigation/interfaces/double.py:31
@@ -3310,7 +3310,7 @@
 msgstr ""
 
 #: ./src/pyams_content/shared/view/interfaces/__init__.py:40
-#: ./src/pyams_content/interfaces/__init__.py:111
+#: ./src/pyams_content/interfaces/__init__.py:113
 #: ./src/pyams_content/features/review/interfaces.py:74
 msgid "Creation date"
 msgstr ""
@@ -3574,7 +3574,7 @@
 msgstr ""
 
 #: ./src/pyams_content/shared/site/zmi/folder.py:71
-#: ./src/pyams_content/interfaces/__init__.py:100
+#: ./src/pyams_content/interfaces/__init__.py:102
 msgid "Visible label used to display content"
 msgstr ""
 
@@ -4256,18 +4256,20 @@
 msgstr ""
 
 #: ./src/pyams_content/interfaces/__init__.py:96
-msgid "WARNING: this key can't be modified after creation!!!"
-msgstr ""
-
-#: ./src/pyams_content/interfaces/__init__.py:103
+msgid ""
+"WARNING: this key can't be modified after creation!!! Spaces, uppercase "
+"letters ou accentuated characters will be replaced automatically."
+msgstr ""
+
+#: ./src/pyams_content/interfaces/__init__.py:105
 msgid "Short name"
 msgstr ""
 
-#: ./src/pyams_content/interfaces/__init__.py:104
+#: ./src/pyams_content/interfaces/__init__.py:106
 msgid "Short name used in breadcrumbs"
 msgstr ""
 
-#: ./src/pyams_content/interfaces/__init__.py:115
+#: ./src/pyams_content/interfaces/__init__.py:117
 msgid "Modification date"
 msgstr ""