diff --git a/Doxyfile b/Doxyfile
index baaab2490dc3d73878ecb120012e3bef1eeebddb..ff45a5d75008ebe74ae2aaf1d6affc75bf686d6d 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -758,6 +758,7 @@ INPUT                  = src/dnstap \
                          src/libknot \
                          src/utils \
                          src/zscanner \
+			 src/dnssec \
                          Doxy.page.h
 
 # This tag can be used to specify the character encoding of the source files