diff --git a/lib/cache.js b/lib/cache.js
new file mode 100644
index 0000000..2eab92f
--- /dev/null
+++ b/lib/cache.js
@@ -0,0 +1,7 @@
+'use strict'
+
+const redis = require('then-redis')
+
+const cache = redis.createClient()
+cache.on('error', console.error)
+module.exports = cache
diff --git a/package.json b/package.json
index dc47b53..57f7267 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,10 @@
 	"dependencies": {
 		"vbb-util":                  "^0.9",
 		"request-promise":           "^2.0.1",
-		"vbb-parse-line":            "^0.1.1"
+		"vbb-parse-line":            "^0.1.1",
+		"co":                        "^4.6",
+		"shorthash":                 "^0.0.2",
+		"then-redis":                "^2"
 	},
 	"devDependencies": {
 		"is-roughly-equal":          "^0.1",