diff -Nru mcron-1.0.8/debian/changelog mcron-1.0.8/debian/changelog
--- mcron-1.0.8/debian/changelog	2018-04-03 12:34:27.000000000 +0000
+++ mcron-1.0.8/debian/changelog	2020-04-25 23:03:00.000000000 +0000
@@ -1,8 +1,16 @@
-mcron (1.0.8-1build1) bionic; urgency=high
+mcron (1.0.8-1.1) unstable; urgency=medium
 
-  * No change rebuild to pick up -fPIE compiler default
+  * Non-maintainer upload.
 
- -- Balint Reczey <rbalint@ubuntu.com>  Tue, 03 Apr 2018 12:34:27 +0000
+  * configure.ac: migrate to guile-3.0.
+
+  * debian/control: migrate to guile-3.0. (Closes: 885215)
+
+  * debian/control: build-depend on texinfo for makeinfo.
+
+  * debian/rules: request autoreconf to fix gcc invocations.
+
+ -- Rob Browning <rlb@defaultvalue.org>  Sat, 25 Apr 2020 18:03:00 -0500
 
 mcron (1.0.8-1) unstable; urgency=low
 
diff -Nru mcron-1.0.8/debian/control mcron-1.0.8/debian/control
--- mcron-1.0.8/debian/control	2018-04-03 12:34:27.000000000 +0000
+++ mcron-1.0.8/debian/control	2020-04-25 23:02:45.000000000 +0000
@@ -1,9 +1,8 @@
 Source: mcron
 Section: utils
 Priority: optional
-Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
-XSBC-Original-Maintainer: Dale Mellor <dale_mellor@users.sourceforge.net>
-Build-Depends: debhelper (>= 9), guile-2.0-dev, ed, help2man
+Maintainer: Dale Mellor <dale_mellor@users.sourceforge.net>
+Build-Depends: debhelper (>= 10), guile-3.0-dev, ed, help2man, texinfo
 Standards-Version: 3.9.5
 Homepage: http://www.gnu.org/software/mcron
 
@@ -12,7 +11,7 @@
 Depends: ${shlibs:Depends},
          ${misc:Depends},
          dpkg (>= 1.15.4)    |    install-info,
-         guile-2.0,
+         guile-3.0,
          sendmail    |    mail-transport-agent
 Description: Guile-based program for running jobs at regular times
  The GNU package mcron (Mellor's cron) can be a 100% compatible replacement for
diff -Nru mcron-1.0.8/debian/patches/migrate-to-guile-3.0 mcron-1.0.8/debian/patches/migrate-to-guile-3.0
--- mcron-1.0.8/debian/patches/migrate-to-guile-3.0	1970-01-01 00:00:00.000000000 +0000
+++ mcron-1.0.8/debian/patches/migrate-to-guile-3.0	2020-04-25 22:17:02.000000000 +0000
@@ -0,0 +1,13 @@
+Index: main/configure.ac
+===================================================================
+--- main.orig/configure.ac
++++ main/configure.ac
+@@ -48,7 +48,7 @@ AC_PROG_AWK
+ AC_PROG_EGREP
+ AM_PROG_CC_C_O
+ 
+-PKG_CHECK_MODULES(GUILE, guile-2.0)
++PKG_CHECK_MODULES(GUILE, guile-3.0)
+ 
+ # Checks for programs.
+   
diff -Nru mcron-1.0.8/debian/patches/series mcron-1.0.8/debian/patches/series
--- mcron-1.0.8/debian/patches/series	2014-05-25 15:13:52.000000000 +0000
+++ mcron-1.0.8/debian/patches/series	2020-04-25 22:16:19.000000000 +0000
@@ -1,2 +1,3 @@
 disable-maintainer-mode.patch
 make-clean.patch
+migrate-to-guile-3.0
diff -Nru mcron-1.0.8/debian/rules mcron-1.0.8/debian/rules
--- mcron-1.0.8/debian/rules	2014-05-25 14:53:51.000000000 +0000
+++ mcron-1.0.8/debian/rules	2020-04-25 23:02:45.000000000 +0000
@@ -10,7 +10,7 @@
 #export DH_VERBOSE=1
 
 %:
-	dh  $@
+	dh $@ --with autoreconf
 
 override_dh_auto_configure:
 	dh_auto_configure -- --enable-no-vixie-clobber