diff --git a/test/280_with_or_without_dns_test.sh b/test/280_with_or_without_dns_test.sh
index 21051f08ab..b75f14cea2 100755
--- a/test/280_with_or_without_dns_test.sh
+++ b/test/280_with_or_without_dns_test.sh
@@ -27,6 +27,5 @@ start_container $HOST1 $TARGET_IP/24 --name c2 -h $TARGET
 
 check_dns assert_no_dns_record --without-dns
 check_dns assert_dns_record
-check_dns assert_dns_record --with-dns
 
 end_suite
diff --git a/test/config.sh b/test/config.sh
index f50e03b556..1b81143da6 100644
--- a/test/config.sh
+++ b/test/config.sh
@@ -151,7 +151,7 @@ start_container() {
 start_container_with_dns() {
     host=$1
     shift 1
-    weave_on $host run --with-dns "$@" -t $DNS_IMAGE /bin/sh
+    weave_on $host run "$@" -t $DNS_IMAGE /bin/sh
 }
 
 proxy_start_container() {
diff --git a/weave b/weave
index bd3c49dc77..023f825ac8 100755
--- a/weave
+++ b/weave
@@ -59,7 +59,7 @@ weave connect       [--replace] [<peer> ...]
 weave forget        <peer> ...
 weave status        [targets | connections | peers | dns]
 weave report        [-f <format>]
-weave run           [--with-dns | --without-dns] [--no-rewrite-hosts]
+weave run           [--without-dns] [--no-rewrite-hosts]
                       [<addr> ...] <docker run args> ...
 weave start         [<addr> ...] <container_id>
 weave attach        [<addr> ...] <container_id>
@@ -1054,12 +1054,11 @@ dns_args() {
     NAME_ARG=""
     HOSTNAME_SPECIFIED=
     DNS_SEARCH_SPECIFIED=
-    WITH_DNS=
     WITHOUT_DNS=
     while [ $# -gt 0 ] ; do
         case "$1" in
             --with-dns)
-                WITH_DNS=1
+                echo "Warning: $1 is deprecated; it is on by default" >&2
                 ;;
             --without-dns)
                 WITHOUT_DNS=1