diff --git a/planetstack/tools/get_instance_ip.py b/planetstack/tools/get_instance_ip.py
index c227e2e..b3e4502 100644
--- a/planetstack/tools/get_instance_ip.py
+++ b/planetstack/tools/get_instance_ip.py
@@ -21,8 +21,13 @@
     return r.json()[0]["id"]
 
 def get_node_id(host_name):
-    r = requests.get(NODES_API + "?name=%s" % host_name, auth=opencloud_auth)
-    return r.json()[0]["id"]
+     r = requests.get(NODES_API)
+     nodes = r.json()
+     for node in nodes:
+         if node["name"].lower() == host_name.lower():
+             return node["id"]
+     print >> sys.stderr, "Error: failed to find node %s" % host_name
+     sys.exit(-1)
 
 def get_slivers(slice_id=None, node_id=None):
     queries = []