diff --git a/.travis.yml b/.travis.yml
index d7e017f..6c3843a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,10 +19,11 @@ script:
   - "gosrc=$(find . -name '*.go' | tr '\\n' ' '); [ $(gofmt -l $gosrc 2>&- | wc -l) -eq 0 ] || (echo 'gofmt was not run on these files:'; gofmt -l $gosrc 2>&-; false)"
   # TODO: remove the || true suffix once vet errors are fixed
   - go tool vet . || true
+  - sudo sysctl -w net.ipv6.conf.all.disable_ipv6=0
+  - sudo ip -6 address replace ::1/128 dev lo
   - go build ./cmd/...
   - go test -v -race ./internal/...
   - docker build --pull --no-cache --rm -t=router7 -f travis/Dockerfile .
-  - sudo sysctl -w net.ipv6.conf.all.disable_ipv6=0
   - sudo service docker restart
   # NOTE: this must be the last command because of the travis_terminate usage:
   - exit=0; for pkg in $(go list ./integration/...); do go test -c $pkg && docker run --privileged --net=host -v $PWD:/usr/src:ro router7 /bin/sh -c "./$(basename $pkg).test -test.v" || exit=1; done; [ $exit = 0 ] || travis_terminate 1