diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
deleted file mode 100644
index cd732fd..0000000
--- a/Godeps/Godeps.json
+++ /dev/null
@@ -1,20 +0,0 @@
-{
-	"ImportPath": "github.com/uniplaces/carbon",
-	"GoVersion": "go1.6",
-	"GodepVersion": "v74",
-	"Deps": [
-		{
-			"ImportPath": "github.com/davecgh/go-spew/spew",
-			"Rev": "5215b55f46b2b919f50a1df0eaa5886afe4e3b3d"
-		},
-		{
-			"ImportPath": "github.com/pmezard/go-difflib/difflib",
-			"Rev": "792786c7400a136282c1664665ae0a8db921c6c2"
-		},
-		{
-			"ImportPath": "github.com/stretchr/testify/assert",
-			"Comment": "v1.1.3-19-gd77da35",
-			"Rev": "d77da356e56a7428ad25149ca77381849a6a5232"
-		}
-	]
-}
diff --git a/Godeps/Readme b/Godeps/Readme
deleted file mode 100644
index 4cdaa53..0000000
--- a/Godeps/Readme
+++ /dev/null
@@ -1,5 +0,0 @@
-This directory tree is generated automatically by godep.
-
-Please do not edit.
-
-See https://github.com/tools/godep for more information.
diff --git a/Gopkg.lock b/Gopkg.lock
new file mode 100644
index 0000000..3c4e919
--- /dev/null
+++ b/Gopkg.lock
@@ -0,0 +1,27 @@
+# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.
+
+
+[[projects]]
+  name = "github.com/davecgh/go-spew"
+  packages = ["spew"]
+  revision = "346938d642f2ec3594ed81d874461961cd0faa76"
+  version = "v1.1.0"
+
+[[projects]]
+  name = "github.com/pmezard/go-difflib"
+  packages = ["difflib"]
+  revision = "792786c7400a136282c1664665ae0a8db921c6c2"
+  version = "v1.0.0"
+
+[[projects]]
+  name = "github.com/stretchr/testify"
+  packages = ["assert"]
+  revision = "12b6f73e6084dad08a7c6e575284b177ecafbc71"
+  version = "v1.2.1"
+
+[solve-meta]
+  analyzer-name = "dep"
+  analyzer-version = 1
+  inputs-digest = "dbc03d7c9dd4e54b6993c8ece59c3174becb58bd828e500cf8ad825e340278c4"
+  solver-name = "gps-cdcl"
+  solver-version = 1
diff --git a/Gopkg.toml b/Gopkg.toml
new file mode 100644
index 0000000..e5b1d87
--- /dev/null
+++ b/Gopkg.toml
@@ -0,0 +1,7 @@
+[[constraint]]
+  name = "github.com/stretchr/testify"
+  version = "1.2.1"
+
+[prune]
+  go-tests = true
+  unused-packages = true