diff --git a/coreapi/help/doc/doxygen/Doxyfile.in b/coreapi/help/doc/doxygen/Doxyfile.in
index 7cbc56f4a..9aeb18d6f 100644
--- a/coreapi/help/doc/doxygen/Doxyfile.in
+++ b/coreapi/help/doc/doxygen/Doxyfile.in
@@ -773,7 +773,8 @@ WARN_LOGFILE           =
 # Note: If this tag is empty the current directory is searched.
 
 INPUT                  = @top_srcdir@/include/linphone \
-                         @top_srcdir@/coreapi/help
+                         @top_srcdir@/coreapi/help/doc/doxygen \
+                         @top_srcdir@/coreapi/help/examples/C
 
 # 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