diff --git a/doc/assert.adoc b/doc/assert.adoc
index 5a7347c..3926224 100644
--- a/doc/assert.adoc
+++ b/doc/assert.adoc
@@ -9,6 +9,7 @@ See accompanying file LICENSE_1_0.txt or copy at
 http://www.boost.org/LICENSE_1_0.txt
 ////
 
+[#assertion_macros]
 # Assertion Macros, <boost/assert.hpp>
 :toc:
 :toc-title:
diff --git a/doc/current_function.adoc b/doc/current_function.adoc
index 9235c1a..21453a2 100644
--- a/doc/current_function.adoc
+++ b/doc/current_function.adoc
@@ -7,6 +7,7 @@ See accompanying file LICENSE_1_0.txt or copy at
 http://www.boost.org/LICENSE_1_0.txt
 ////
 
+[#current_function_macro]
 # Current Function Macro, <boost/current_function.hpp>
 :toc:
 :toc-title:
diff --git a/doc/source_location.adoc b/doc/source_location.adoc
index 905ee1f..070afb0 100644
--- a/doc/source_location.adoc
+++ b/doc/source_location.adoc
@@ -4,6 +4,7 @@ Distributed under the Boost Software License, Version 1.0.
 http://www.boost.org/LICENSE_1_0.txt
 ////
 
+[#source_location_support]
 # Source Location Support, <boost/assert/source_location.hpp>
 :toc:
 :toc-title: