diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..378996d
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module github.com/dghubble/go-twitter
+
+require (
+	github.com/cenkalti/backoff v2.1.1+incompatible
+	github.com/dghubble/sling v1.2.0
+	github.com/google/go-querystring v1.0.0 // indirect
+	github.com/stretchr/testify v1.3.0
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..97fad70
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,13 @@
+github.com/cenkalti/backoff v2.1.1+incompatible h1:tKJnvO2kl0zmb/jA5UKAt4VoEVw1qxKWjE/Bpp46npY=
+github.com/cenkalti/backoff v2.1.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dghubble/sling v1.2.0 h1:PYGS9ofwbV9nfhB1kYjB1vtXshMxlp2oQxTMMXVJ5pE=
+github.com/dghubble/sling v1.2.0/go.mod h1:ZcPRuLm0qrcULW2gOrjXrAWgf76sahqSyxXyVOvkunE=
+github.com/google/go-querystring v1.0.0 h1:Xkwi/a1rcvNg1PPYe5vI8GbeBY/jrVuDX5ASuANWTrk=
+github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=