diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..5e95c44
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,16 @@
+language: go
+
+go:
+  - 1.7
+
+install:
+  - go get golang.org/x/tools/cmd/cover
+  # - go get github.com/mattn/goveralls
+  - git clone -b with-merge https://github.com/haya14busa/goveralls $GOPATH/src/github.com/haya14busa/goveralls
+  - cd $GOPATH/src/github.com/haya14busa/goveralls
+  - go get -d -v -t ./...
+  - go install
+  - cd -
+
+script:
+  - goveralls -service=travis-ci -v
diff --git a/root.go b/root.go
index 731e634..1367350 100644
--- a/root.go
+++ b/root.go
@@ -1,6 +1,9 @@
 package root
 
-import "github.com/haya14busa/go-cover-multi-pkgs-example/sub"
+import (
+	"github.com/haya14busa/go-cover-multi-pkgs-example/sub"
+	_ "github.com/haya14busa/vendorpkg"
+)
 
 func CoveredFromRoot() {
 	_ = "ok"
diff --git a/vendor/github.com/haya14busa/vendorpkg/vendorpkg.go b/vendor/github.com/haya14busa/vendorpkg/vendorpkg.go
new file mode 100644
index 0000000..e8ded8b
--- /dev/null
+++ b/vendor/github.com/haya14busa/vendorpkg/vendorpkg.go
@@ -0,0 +1,5 @@
+package vendorpkg
+
+func VendorPkgFunc() {
+	_ = "ok"
+}