diff --git a/specification/pom.xml b/specification/pom.xml
index e7f89aa..e92ec60 100644
--- a/specification/pom.xml
+++ b/specification/pom.xml
@@ -78,7 +78,7 @@
                             </generateToc>
                             <!-- The following elements sets the autonumbering of sections in output for chapter numbers but no numbered sections-->
                             <sectionAutolabel>1</sectionAutolabel>
-                            <tocSectionDepth>1</tocSectionDepth>
+                            <tocSectionDepth>4</tocSectionDepth>
                             <sectionLabelIncludesComponentLabel>1</sectionLabelIncludesComponentLabel>
 
                             <!-- TODO: Rename the webhelpDirname field to the new directory for new document -->