diff --git a/tools/doxygen/Developer.dox.lammps b/tools/doxygen/Developer.dox.lammps
index b4a8aa73bd182828f3fb135d3ba6d90ab16432e3..8e9e3de2322a708d9946a46951a1e92fe7743cbb 100644
--- a/tools/doxygen/Developer.dox.lammps
+++ b/tools/doxygen/Developer.dox.lammps
@@ -39,9 +39,9 @@ The list of command style files can be found by typing "grep COMMAND_CLASS *.h"
 
 <br>
 
-@anchor classes @image html classes.png "Class hierarchy within <a href=Manual/Manual.html><b>LAMMPS</b></a> source code"
+@anchor classes @image html classes.png "Class hierarchy within LAMMPS source code"
 
-@anchor classes @image latex classes.eps "Class hierarchy within <a href=Manual/Manual.html><b>LAMMPS</b></a> source code"
+@anchor classes @image latex classes.eps "Class hierarchy within LAMMPS source code"
 
 <br>