diff --git a/doc/internals.rst b/doc/internals.rst
index c17739e3..86a7a540 100755
--- a/doc/internals.rst
+++ b/doc/internals.rst
@@ -4,6 +4,7 @@
 
 .. |(logo)| image:: ../../../c++boost.gif
    :alt: Boost
+   :class: boost-logo
 
 __ ../../../index.htm
 
diff --git a/todo.txt b/todo.txt
index 01477258..c8206dfd 100644
--- a/todo.txt
+++ b/todo.txt
@@ -6,6 +6,7 @@
 
 .. |(logo)| image:: ../../c++boost.gif
    :alt: Boost
+   :class: boost-logo
 
 __ ../../index.htm