diff --git a/Doxyfile b/Doxyfile
index ebaa41c28..49e71cfcb 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -753,7 +753,7 @@ WARN_LOGFILE           =
 # spaces.
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = src/common/
+INPUT                  = src/common/ src/common/detail
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses