diff --git a/libcloud/compute/drivers/gce.py b/libcloud/compute/drivers/gce.py
index b4cdbb49a8..ab9817945c 100644
--- a/libcloud/compute/drivers/gce.py
+++ b/libcloud/compute/drivers/gce.py
@@ -899,7 +899,8 @@ def __init__(self, user_id, key=None, datacenter=None, project=None,
         else:
             self.region = None
 
-    def ex_add_access_config(self, node, name, nat_ip=None, config_type=None):
+    def ex_add_access_config(self, node, name, nic, nat_ip=None,
+                             config_type=None):
         """
         Add a network interface access configuration to a node.
 
@@ -934,10 +935,11 @@ def ex_add_access_config(self, node, name, nat_ip=None, config_type=None):
 
         if nat_ip is not None:
             config['natIP'] = nat_ip
-
+        params = {'networkInterface': nic}
         request = '/zones/%s/instances/%s/addAccessConfig' % (zone_name,
                                                               node_name)
-        self.connection.async_request(request, method='POST', data=config)
+        self.connection.async_request(request, method='POST',
+                                      data=config, params=params)
         return True
 
     def ex_delete_access_config(self, node, name, nic):
diff --git a/libcloud/test/compute/test_gce.py b/libcloud/test/compute/test_gce.py
index f9c86e908b..e7260540a6 100644
--- a/libcloud/test/compute/test_gce.py
+++ b/libcloud/test/compute/test_gce.py
@@ -1093,9 +1093,9 @@ def test_ex_get_project(self):
 
     def test_ex_add_access_config(self):
         self.assertRaises(ValueError, self.driver.ex_add_access_config,
-                          'node', 'name')
+                          'node', 'name', 'nic')
         node = self.driver.ex_get_node('node-name', 'us-central1-a')
-        self.assertTrue(self.driver.ex_add_access_config(node, 'foo'))
+        self.assertTrue(self.driver.ex_add_access_config(node, 'foo', 'bar'))
 
     def test_ex_delete_access_config(self):
         self.assertRaises(ValueError, self.driver.ex_add_access_config,