diff -r 16ec26e3ed36 -r 975dba68ebd5 src/pyams_content/component/illustration/interfaces/__init__.py
--- a/src/pyams_content/component/illustration/interfaces/__init__.py	Mon Sep 03 16:47:25 2018 +0200
+++ b/src/pyams_content/component/illustration/interfaces/__init__.py	Tue Sep 04 09:23:57 2018 +0200
@@ -61,8 +61,8 @@
 class IIllustration(IBasicIllustration, IRenderedContent):
     """Illustration paragraph"""
 
-    description = I18nTextField(title=_("Description"),
-                                description=_(""),
+    description = I18nTextField(title=_("Associated text"),
+                                description=_("Illustration description displayed in front-office templates"),
                                 required=False)
 
     author = TextLine(title=_("Author"),