diff --minimal -Nru libidn2-2.0.4/debian/changelog libidn2-2.0.4/debian/changelog
--- libidn2-2.0.4/debian/changelog	2017-09-04 14:17:51.000000000 +0200
+++ libidn2-2.0.4/debian/changelog	2017-11-17 22:43:07.000000000 +0100
@@ -1,3 +1,10 @@
+libidn2 (2.0.4-1.1) UNRELEASED; urgency=medium
+
+  * Non-maintainer upload.
+  * Fix FTBFS: gtkdocize and add dblatex to Build-Depends. (Closes: #881915)
+
+ -- Helmut Grohne <address@hidden>  Fri, 17 Nov 2017 22:43:07 +0100
+
 libidn2 (2.0.4-1) unstable; urgency=medium
 
   * Add myself to Uploaders
diff --minimal -Nru libidn2-2.0.4/debian/control libidn2-2.0.4/debian/control
--- libidn2-2.0.4/debian/control	2017-09-04 14:17:51.000000000 +0200
+++ libidn2-2.0.4/debian/control	2017-11-17 22:43:07.000000000 +0100
@@ -12,7 +12,8 @@
                ruby-ronn,
                texinfo,
                texlive,
-               gtk-doc-tools
+               gtk-doc-tools,
+               dblatex,
 Standards-Version: 4.1.0
 Priority: optional
 Homepage: https://www.gnu.org/software/libidn/#libidn2
diff --minimal -Nru libidn2-2.0.4/debian/rules libidn2-2.0.4/debian/rules
--- libidn2-2.0.4/debian/rules	2017-09-04 14:17:51.000000000 +0200
+++ libidn2-2.0.4/debian/rules	2017-11-17 22:43:07.000000000 +0100
@@ -5,6 +5,11 @@
 %:
 	dh $@ --parallel --with autoreconf --fail-missing -O--dbgsym-migration="libidn2-0-dbg (<< 2.0.2-1~)" -X.la
 
+override_dh_autoreconf:
+	rm -f gtk-doc.make
+	gtkdocize
+	dh_autoreconf
+
 override_dh_auto_configure:
 	dh_auto_configure -- \
 		--enable-ld-version-script \