diff --git a/debian/changelog b/debian/changelog
index beb903f..87456aa 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -3,8 +3,10 @@ nut (2.7.4-11) UNRELEASED; urgency=medium
   * Remove python(2) binding and disable nut-monitor package for now as it
     depends on unmaintained pygtk (Closes: #885358, #937169)
   * debian/control: Add support for the <!nodoc> Build-Profile
+  * debian/patches/0013-fix-doc-build.patch: Fix the documentation build with
+    asciidoc >= 0.9
 
- -- Laurent Bigonville <bigon@debian.org>  Sun, 15 Dec 2019 20:04:18 +0100
+ -- Laurent Bigonville <bigon@debian.org>  Sun, 15 Dec 2019 20:49:11 +0100
 
 nut (2.7.4-10) unstable; urgency=medium
 
diff --git a/debian/patches/0013-fix-doc-build.patch b/debian/patches/0013-fix-doc-build.patch
new file mode 100644
index 0000000..9aeba8c
--- /dev/null
+++ b/debian/patches/0013-fix-doc-build.patch
@@ -0,0 +1,18 @@
+Description: Fix the documentation build with asciidoc >= 0.9
+Author: Laurent Bigonville <bigon@debian.org>
+Last-Update: 2019-12-15
+
+--- a/docs/Makefile.am
++++ b/docs/Makefile.am
+@@ -91,10 +91,7 @@ packager-guide.html packager-guide.chunk
+ # variable ASCIIDOC_VERBOSE to "-v", ie:
+ #   $ ASCIIDOC_VERBOSE=-v make
+ A2X_COMMON_OPTS = $(ASCIIDOC_VERBOSE) --attribute icons \
+-    --xsltproc-opts "--nonet" \
+-    --xsltproc-opts "--stringparam nut.localdate \"`TZ=UTC date +%Y-%m-%d -d @$(SOURCE_DATE_EPOCH)`\"" \
+-    --xsltproc-opts "--stringparam nut.localtime \"`TZ=UTC date +%H:%M:%S -d @$(SOURCE_DATE_EPOCH)`\"" \
+-    --xsltproc-opts "--stringparam nut.nutversion \"@PACKAGE_VERSION@\"" \
++    --xsltproc-opts "--nonet --stringparam nut.localdate \"`TZ=UTC date +%Y-%m-%d -d @$(SOURCE_DATE_EPOCH)`\" --stringparam nut.localtime \"`TZ=UTC date +%H:%M:%S -d @$(SOURCE_DATE_EPOCH)`\" --stringparam nut.nutversion \"@PACKAGE_VERSION@\"" \
+     --attribute iconsdir=$(srcdir)/images \
+     --attribute=badges \
+     --attribute=external_title \
diff --git a/debian/patches/series b/debian/patches/series
index ee943a6..50dc917 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -10,3 +10,4 @@
 0010-fix-nutscanner-ftbfs.patch
 0011-use-pkgconfig-module.patch
 0012-add-AEG-PROTECT-NAS-support.patch
+0013-fix-doc-build.patch