diff --git a/doc/Doxyfile b/doc/Doxyfile
index 9aaaa00e3e1b9bd418bca47f426bb7bcb2463a95..10e22277576098ba42a1cabe8845aa004449c8e1 100644
--- a/doc/Doxyfile
+++ b/doc/Doxyfile
@@ -365,6 +365,7 @@ INPUT                  = mainpage \
                          ../grid \
                          ../fem \
                          ../common \
+                         ../quadrature \
                          ../solver \
                          ../istl \
                          ../io