diff --git a/man/Makefile.am b/man/Makefile.am
index ec53439e..de1e4bdc 100644
--- a/man/Makefile.am
+++ b/man/Makefile.am
@@ -1,110 +1,111 @@
 #
 # Copyright (C) 2017-2018 Red Hat, Inc.  All rights reserved.
 #
 # Authors: Fabio M. Di Nitto <fabbione@kronosnet.org>
 #          Federico Simoncelli <fsimon@kronosnet.org>
 #
 # This software licensed under GPL-2.0+, LGPL-2.0+
 #
 
 MAINTAINERCLEANFILES	= Makefile.in
 
 include $(top_srcdir)/build-aux/check.mk
 
 EXTRA_DIST	= kronosnetd.8 knet-keygen.8
 
 # Avoid Automake warnings about overriding these user variables.
 # Programs in this directory are used during the build only.
 AUTOMAKE_OPTIONS = -Wno-gnu
 EXEEXT=$(BUILD_EXEEXT)
 CC=$(CC_FOR_BUILD)
 CFLAGS=$(CFLAGS_FOR_BUILD)
 CPPFLAGS=$(CPPFLAGS_FOR_BUILD)
 LDFLAGS=$(LDFLAGS_FOR_BUILD)
 
 if BUILD_MAN
 
 if BUILD_KRONOSNETD
 man8_MANS	= kronosnetd.8 knet-keygen.8
 endif
 
 noinst_PROGRAMS	= doxyxml
 
 doxyxml_SOURCES = doxyxml.c
 doxyxml_CFLAGS = $(AM_CFLAGS) $(libqb_BUILD_CFLAGS) $(libxml_BUILD_CFLAGS)
 doxyxml_LDADD = $(libqb_BUILD_LIBS) $(libxml_BUILD_LIBS)
 
 knet_man3_MANS = \
 		knet_addrtostr.3 \
 		knet_handle_add_datafd.3 \
 		knet_handle_clear_stats.3 \
 		knet_handle_compress.3 \
 		knet_handle_crypto.3 \
 		knet_handle_enable_filter.3 \
 		knet_handle_enable_pmtud_notify.3 \
 		knet_handle_enable_sock_notify.3 \
 		knet_handle_free.3 \
 		knet_handle_get_channel.3 \
 		knet_get_compress_list.3 \
 		knet_get_crypto_list.3 \
 		knet_handle_get_datafd.3 \
 		knet_handle_get_stats.3 \
 		knet_get_transport_id_by_name.3 \
 		knet_get_transport_list.3 \
 		knet_get_transport_name_by_id.3 \
 		knet_handle_get_transport_reconnect_interval.3 \
 		knet_handle_new.3 \
 		knet_handle_new_ex.3 \
 		knet_handle_pmtud_get.3 \
 		knet_handle_pmtud_getfreq.3 \
 		knet_handle_pmtud_setfreq.3 \
 		knet_handle_remove_datafd.3 \
 		knet_handle_setfwd.3 \
 		knet_handle_set_transport_reconnect_interval.3 \
 		knet_host_add.3 \
 		knet_host_enable_status_change_notify.3 \
 		knet_host_get_host_list.3 \
 		knet_host_get_id_by_host_name.3 \
 		knet_host_get_name_by_host_id.3 \
 		knet_host_get_policy.3 \
 		knet_host_get_status.3 \
 		knet_host_remove.3 \
 		knet_host_set_name.3 \
 		knet_host_set_policy.3 \
 		knet_link_clear_config.3 \
 		knet_link_get_config.3 \
 		knet_link_get_enable.3 \
 		knet_link_get_link_list.3 \
 		knet_link_get_ping_timers.3 \
 		knet_link_get_pong_count.3 \
 		knet_link_get_priority.3 \
 		knet_link_get_status.3 \
 		knet_link_set_config.3 \
 		knet_link_set_enable.3 \
 		knet_link_set_ping_timers.3 \
 		knet_link_set_pong_count.3 \
 		knet_link_set_priority.3 \
 		knet_log_get_loglevel.3 \
 		knet_log_get_loglevel_id.3 \
 		knet_log_get_loglevel_name.3 \
 		knet_log_get_subsystem_id.3 \
 		knet_log_get_subsystem_name.3 \
 		knet_log_set_loglevel.3 \
 		knet_recv.3 \
 		knet_send.3 \
 		knet_send_sync.3 \
 		knet_strtoaddr.3
 
 man3_MANS = $(knet_man3_MANS)
 
 $(MANS): doxyfile-knet.stamp
 
 doxyfile-knet.stamp: $(builddir)/doxyxml Doxyfile-knet $(top_srcdir)/libknet/libknet.h
 	$(DOXYGEN) Doxyfile-knet
-	$(builddir)/doxyxml -m -P -o $(builddir) -s 3 -p @PACKAGE_NAME@ -H "Kronosnet Programmer's Manual" -d $(builddir)/xml-knet/ libknet_8h.xml
+	$(builddir)/doxyxml -m -P -o $(builddir) -s 3 -p @PACKAGE_NAME@ -H "Kronosnet Programmer's Manual" \
+		$$(date --utc -d "@$(SOURCE_EPOCH)" +"-D %F -Y %Y") -d $(builddir)/xml-knet/ libknet_8h.xml
 	touch doxyfile-knet.stamp
 
 endif
 
 clean-local:
 	rm -rf doxyfile*.stamp xml* *.3