diff --git a/go.mod b/go.mod
index 2d148e6e..ba97340b 100644
--- a/go.mod
+++ b/go.mod
@@ -2,13 +2,10 @@ module github.com/kyoh86/gogh
 
 require (
 	github.com/BurntSushi/toml v0.3.1 // indirect
-	github.com/alecthomas/kingpin v2.2.6+incompatible
-	github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc // indirect
-	github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf // indirect
+	github.com/alecthomas/kingpin v0.0.0-20190313214811-7613e5d4efd9
 	github.com/atotto/clipboard v0.1.1 // indirect
 	github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 // indirect
 	github.com/comail/colog v0.0.0-20160416085026-fba8e7b1f46c
-	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/github/hub v2.6.0+incompatible
 	github.com/google/go-github/v24 v24.0.1
 	github.com/karrick/godirwalk v1.8.0
diff --git a/go.sum b/go.sum
index b32b8cc0..e05bde5c 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/alecthomas/kingpin v2.2.6+incompatible h1:5svnBTFgJjZvGKyYBtMB0+m5wvrbUHiqye8wRJMlnYI=
-github.com/alecthomas/kingpin v2.2.6+incompatible/go.mod h1:59OFYbFVLKQKq+mqrL6Rw5bR0c3ACQaawgXx0QYndlE=
+github.com/alecthomas/kingpin v0.0.0-20190313214811-7613e5d4efd9 h1:ThYLvDFpawmpvAijeMff6W8LoQT/v0ldT3d/qWuPVAk=
+github.com/alecthomas/kingpin v0.0.0-20190313214811-7613e5d4efd9/go.mod h1:idxgS9pV6OOpAhZvx+gcoGRMX9/tt0iqkw/pNxI0C14=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc h1:cAKDfWh5VpdgMhJosfJnn5/FoN2SRZ4p7fJNX58YPaU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf h1:qet1QNfXsQxTZqLG4oE62mJzwPIB8+Tee4RNCL9ulrY=
@@ -48,6 +48,7 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.1-0.20190311161405-34c6fa2dc709 h1:Ko2LQMrRU+Oy/+EDBwX7eZ2jp3C47eDBB8EIhKTun+I=
 github.com/stretchr/testify v1.3.1-0.20190311161405-34c6fa2dc709/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 golang.org/x/crypto v0.0.0-20180820150726-614d502a4dac/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=