diff --git a/lib/index.js b/lib/index.js
index 23e349c5..bb413f86 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -166,6 +166,8 @@ function regFetch (uri, /* istanbul ignore next */ opts_ = {}) {
   return Promise.resolve(body).then(doFetch)
 }
 
+module.exports.getAuth = getAuth
+
 module.exports.json = fetchJSON
 function fetchJSON (uri, opts) {
   return regFetch(uri, opts).then(res => res.json())
diff --git a/test/auth.js b/test/auth.js
index 1d786bec..5e88f312 100644
--- a/test/auth.js
+++ b/test/auth.js
@@ -571,3 +571,7 @@ t.test('registry host matches, path does not, send auth', t => {
   })
   t.end()
 })
+
+t.test('getAuth is exported', async t => {
+  t.equal(fetch.getAuth, getAuth)
+})