diff --git a/lib/instagram.js b/lib/instagram.js
index 77cdba1..d4defcc 100644
--- a/lib/instagram.js
+++ b/lib/instagram.js
@@ -157,7 +157,9 @@ var instagram = function(spec, my) {
         method: method,
         path: '/v1' + path + (method === 'GET' || method === 'DELETE' ? '?' + query.stringify(params) : ''),
         agent: my.agent,
-        headers: {}
+        headers: {
+          Host: url.parse(my.host).hostname,
+        }
       };
 
       // oauth and oembed calls don't use /v1