diff --git a/doc/doxygen/Doxylocal b/doc/doxygen/Doxylocal
index 02e389ecb678c5452c2519f574ee8e6f39dc4509..941c07043c034c57ea40419343c792c233b9d659 100644
--- a/doc/doxygen/Doxylocal
+++ b/doc/doxygen/Doxylocal
@@ -11,6 +11,8 @@ INPUT                 += @srcdir@/mainpage.txt \
                          @top_srcdir@/dumux \
                          @srcdir@/extradoc/parameterlist.txt
 
+FILE_PATTERNS         = *.md,*.cc,*.hh
+
 EXCLUDE               += @top_srcdir@/dumux/io/format/fmt
 
 EXAMPLE_PATH          += @srcdir@/extradoc