diff --git a/Manuals/Texinfo/Directories/trunk/Scripts/Functions/Help.texinfo b/Manuals/Texinfo/Directories/trunk/Scripts/Functions/Help.texinfo
index 3ba6aee..d9ef42e 100644
--- a/Manuals/Texinfo/Directories/trunk/Scripts/Functions/Help.texinfo
+++ b/Manuals/Texinfo/Directories/trunk/Scripts/Functions/Help.texinfo
@@ -137,7 +137,7 @@ location, are also used to manage specific parts of the manual which
 have no association outside @file{trunk/Manuals} directory (e.g.,
 Preface, Introduction, etc.).
 
-@subsubsection The @samp{texinfo} backend
+@subsubheading The @samp{texinfo} backend
 
 The manual structure (@pxref{Directories trunk Manuals}) is supported
 by GNU Texinfo, a documentation system that can produce both online
@@ -164,11 +164,11 @@ translated version of the output XHTML files taken in first place. The
 translated version is produced in the same format of the file taken as
 reference to build the portable objects. XHTML format in this case.
 
-@subsubsection The @file{docbook} backend
+@subsubheading The @file{docbook} backend
 
 Not supported yet.
 
-@subsubsection The @file{linuxdoc} backend
+@subsubheading The @file{linuxdoc} backend
 
 Not supported yet.