diff -Naur a/autogen.sh b/autogen.sh
--- a/autogen.sh	2017-10-23 08:03:29.000000000 +0100
+++ b/autogen.sh	2017-10-23 10:26:05.918283577 +0100
@@ -10,4 +10,4 @@
 gtkdocize || exit 1
 USE_GNOME2_MACROS=1 \
 USE_COMMON_DOC_BUILD=yes \
-gnome-autogen.sh --enable-gtk-doc $@
+gnome-autogen.sh --enable-gtk-doc --with-gtk=3 $@