diff --git a/src/rotary/client.clj b/src/rotary/client.clj
index c7afc6a..0e8d6c3 100644
--- a/src/rotary/client.clj
+++ b/src/rotary/client.clj
@@ -3,7 +3,8 @@
   (:use [clojure.algo.generic.functor :only (fmap)]
         [clojure.core.incubator :only (-?>>)])
   (:require [clojure.string :as str])
-  (:import com.amazonaws.auth.BasicAWSCredentials
+  (:import com.amazonaws.ClientConfiguration
+           com.amazonaws.auth.BasicAWSCredentials
            com.amazonaws.services.dynamodb.AmazonDynamoDBClient
            [com.amazonaws.services.dynamodb.model
             AttributeValue
@@ -38,12 +39,14 @@
 
 (defn- db-client*
   "Get a AmazonDynamoDBClient instance for the supplied credentials."
-  [cred]
-  (let [aws-creds (BasicAWSCredentials. (:access-key cred) (:secret-key cred))
-        client (AmazonDynamoDBClient. aws-creds)]
-    (when-let [endpoint (:endpoint cred)]
-      (.setEndpoint client endpoint))
-    client))
+  [{:keys [access-key secret-key endpoint proxy-host proxy-port]}]
+  (let [aws-creds     (BasicAWSCredentials. access-key secret-key)
+        client-config (ClientConfiguration.)]
+    (when proxy-host (.setProxyHost client-config proxy-host))
+    (when proxy-port (.setProxyPort client-config proxy-port))
+    (let [client (AmazonDynamoDBClient. aws-creds client-config)]
+      (when endpoint (.setEndpoint client endpoint))
+      client)))
 
 (def db-client
   (memoize db-client*))