diff --git a/dep.sh b/dep.sh
deleted file mode 100644
index ccbc238..0000000
--- a/dep.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-go get github.com/satori/go.uuid
-go get golang.org/x/crypto/pkcs12
\ No newline at end of file
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..6c63230
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module github.com/objcoding/wxpay
+
+require (
+	github.com/kr/pretty v0.1.0 // indirect
+	github.com/satori/go.uuid v1.2.0
+	golang.org/x/crypto v0.0.0-20180910181607-0e37d006457b
+	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..e99f5d9
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,11 @@
+github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww=
+github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
+golang.org/x/crypto v0.0.0-20180910181607-0e37d006457b h1:2b9XGzhjiYsYPnKXoEfL7klWZQIt8IfyRCz62gCqqlQ=
+golang.org/x/crypto v0.0.0-20180910181607-0e37d006457b/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=