travis-ci: Get autoconf-archive from Debian 9 'stretch'

Signed-off-by: Simon McVittie <smcv@collabora.com>
(cherry picked from commit acb775a92b1c554f251de129c7e51db19522b65e)

diff --git a/tools/ci-install.sh b/tools/ci-install.sh
index 5c0ec7d..5a1fa31 100755 (executable)
--- a/tools/ci-install.sh
+++ b/tools/ci-install.sh
@@ -145,7 +145,7 @@ case "$ci_distro" in
         case "$ci_suite" in
             (trusty|jessie)
                 # Ubuntu 14.04's autoconf-archive is too old
-                wget http://archive.ubuntu.com/ubuntu/pool/universe/a/autoconf-archive/autoconf-archive_20160320-1_all.deb
+                wget http://deb.debian.org/debian/pool/main/a/autoconf-archive/autoconf-archive_20160916-1_all.deb
                 $sudo dpkg -i autoconf-archive_*_all.deb
                 rm autoconf-archive_*_all.deb
                 ;;