diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..7c7096a
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module github.com/135yshr/go_gospel
+
+go 1.13
+
+require (
+	github.com/mattn/go-colorable v0.1.7 // indirect
+	github.com/r7kamura/gospel v0.0.0-20191008082110-82b9a6c1387d
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..f89d3d2
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,9 @@
+github.com/mattn/go-colorable v0.1.7 h1:bQGKb3vps/j0E9GfJQ03JyhRuxsvdAanXlT9BTw3mdw=
+github.com/mattn/go-colorable v0.1.7/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
+github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
+github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
+github.com/r7kamura/gospel v0.0.0-20191008082110-82b9a6c1387d h1:D96/0ceLPjSmI4hfEurmZPjaJXiuhM1vH5CAk+WLS/E=
+github.com/r7kamura/gospel v0.0.0-20191008082110-82b9a6c1387d/go.mod h1:PVhEfOXfmqwbIv7YPDMUqOmBCpxbeosVSLftUjpKmcU=
+golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae h1:/WDfKMnPU+m5M4xB+6x4kaepxRw6jWvR5iDRdvjHgy8=
+golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=