diff --git a/src/allmydata/client.py b/src/allmydata/client.py
index 6a36d0031..1be2c4555 100644
--- a/src/allmydata/client.py
+++ b/src/allmydata/client.py
@@ -382,8 +382,8 @@ class Client(node.Node, pollmixin.PollMixin):
 
         # utilize the loaded static server specifications
         servers = self.connections_config['servers']
-        for server_id in servers.keys():
-            eventually(self.storage_broker.got_static_announcement, servers[server_id]['key_s'], servers[server_id]['announcement'])
+        for server_key in servers.keys():
+            eventually(self.storage_broker.got_static_announcement, server_key, servers[server_id]['announcement'])
 
         sb.use_introducer(self.introducer_client)