diff --git a/talk/examples/android/src/org/appspot/apprtc/AppRTCClient.java b/talk/examples/android/src/org/appspot/apprtc/AppRTCClient.java
index ab7bc3791b..138a32b3b1 100644
--- a/talk/examples/android/src/org/appspot/apprtc/AppRTCClient.java
+++ b/talk/examples/android/src/org/appspot/apprtc/AppRTCClient.java
@@ -74,7 +74,6 @@ public interface AppRTCClient {
     public final MediaConstraints pcConstraints;
     public final MediaConstraints videoConstraints;
     public final MediaConstraints audioConstraints;
-    public final String roomUrl;
     public final String roomId;
     public final String clientId;
     public final String wssUrl;
@@ -86,7 +85,7 @@ public interface AppRTCClient {
         List<PeerConnection.IceServer> iceServers,
         boolean initiator, MediaConstraints pcConstraints,
         MediaConstraints videoConstraints, MediaConstraints audioConstraints,
-        String roomUrl, String roomId, String clientId,
+        String roomId, String clientId,
         String wssUrl, String wssPostUrl,
         SessionDescription offerSdp, List<IceCandidate> iceCandidates) {
       this.iceServers = iceServers;
@@ -94,7 +93,6 @@ public interface AppRTCClient {
       this.pcConstraints = pcConstraints;
       this.videoConstraints = videoConstraints;
       this.audioConstraints = audioConstraints;
-      this.roomUrl = roomUrl;
       this.roomId = roomId;
       this.clientId = clientId;
       this.wssUrl = wssUrl;
diff --git a/talk/examples/android/src/org/appspot/apprtc/ConnectActivity.java b/talk/examples/android/src/org/appspot/apprtc/ConnectActivity.java
index ed6bddffd0..26a1422d5d 100644
--- a/talk/examples/android/src/org/appspot/apprtc/ConnectActivity.java
+++ b/talk/examples/android/src/org/appspot/apprtc/ConnectActivity.java
@@ -254,7 +254,7 @@ public class ConnectActivity extends Activity {
     String url = sharedPref.getString(
         keyprefRoomServerUrl,
         getString(R.string.pref_room_server_url_default));
-    url = url + "/register/" + roomName;
+    url = WebSocketRTCClient.getGAEConnectionUrl(url, roomName);
 
     // Check HW codec flag.
     boolean hwCodec = sharedPref.getBoolean(keyprefHwCodec,
diff --git a/talk/examples/android/src/org/appspot/apprtc/RoomParametersFetcher.java b/talk/examples/android/src/org/appspot/apprtc/RoomParametersFetcher.java
index e3cd321d2f..0362ca4087 100644
--- a/talk/examples/android/src/org/appspot/apprtc/RoomParametersFetcher.java
+++ b/talk/examples/android/src/org/appspot/apprtc/RoomParametersFetcher.java
@@ -117,8 +117,6 @@ public class RoomParametersFetcher {
       String wssUrl = roomJson.getString("wss_url");
       String wssPostUrl = roomJson.getString("wss_post_url");
       boolean initiator = (roomJson.getBoolean("is_initiator"));
-      String roomUrl =
-          registerUrl.substring(0, registerUrl.indexOf("/register"));
       if (!initiator) {
         iceCandidates = new LinkedList<IceCandidate>();
         String messagesString = roomJson.getString("messages");
@@ -145,7 +143,6 @@ public class RoomParametersFetcher {
       }
       Log.d(TAG, "RoomId: " + roomId + ". ClientId: " + clientId);
       Log.d(TAG, "Initiator: " + initiator);
-      Log.d(TAG, "Room url: " + roomUrl);
       Log.d(TAG, "WSS url: " + wssUrl);
       Log.d(TAG, "WSS POST url: " + wssPostUrl);
 
@@ -184,7 +181,7 @@ public class RoomParametersFetcher {
       SignalingParameters params = new SignalingParameters(
           iceServers, initiator,
           pcConstraints, videoConstraints, audioConstraints,
-          roomUrl, roomId, clientId,
+          roomId, clientId,
           wssUrl, wssPostUrl,
           offerSdp, iceCandidates);
       events.onSignalingParametersReady(params);
diff --git a/talk/examples/android/src/org/appspot/apprtc/WebSocketRTCClient.java b/talk/examples/android/src/org/appspot/apprtc/WebSocketRTCClient.java
index 5e9417ee24..d3c656a2c3 100644
--- a/talk/examples/android/src/org/appspot/apprtc/WebSocketRTCClient.java
+++ b/talk/examples/android/src/org/appspot/apprtc/WebSocketRTCClient.java
@@ -54,6 +54,9 @@ import org.webrtc.SessionDescription;
 public class WebSocketRTCClient implements AppRTCClient,
     WebSocketChannelEvents {
   private static final String TAG = "WSRTCClient";
+  public static final String GAE_JOIN = "join";
+  private static final String GAE_MESSAGE = "message";
+  private static final String GAE_LEAVE = "leave";
 
   private enum ConnectionState {
     NEW, CONNECTED, CLOSED, ERROR
@@ -67,6 +70,7 @@ public class WebSocketRTCClient implements AppRTCClient,
   private SignalingEvents events;
   private WebSocketChannelClient wsClient;
   private ConnectionState roomState;
+  private String roomUrl;
   private String postMessageUrl;
   private String byeMessageUrl;
 
@@ -107,6 +111,7 @@ public class WebSocketRTCClient implements AppRTCClient,
     Log.d(TAG, "Connect to room: " + url);
     this.loopback = loopback;
     roomState = ConnectionState.NEW;
+    roomUrl = url.substring(0, url.indexOf("/" + GAE_JOIN));
     // Create WebSocket client.
     wsClient = new WebSocketChannelClient(executor, this);
     // Get room parameters.
@@ -144,6 +149,21 @@ public class WebSocketRTCClient implements AppRTCClient,
     }
   }
 
+  // Helper functions to get connection, post message and leave message URLs
+  public static String getGAEConnectionUrl(String roomUrl, String roomId) {
+    return roomUrl + "/" + GAE_JOIN + "/" + roomId;
+  }
+
+  private String getGAEPostMessageUrl(String roomUrl, String roomId,
+      String clientId) {
+    return roomUrl + "/" + GAE_MESSAGE + "/" + roomId + "/" + clientId;
+  }
+
+  private String getGAEByeMessageUrl(String roomUrl, String roomId,
+      String clientId) {
+    return roomUrl + "/" + GAE_LEAVE + "/" + roomId + "/" + clientId;
+  }
+
   // Callback issued when room parameters are extracted. Runs on local
   // looper thread.
   private void signalingParametersReady(final SignalingParameters params) {
@@ -156,10 +176,10 @@ public class WebSocketRTCClient implements AppRTCClient,
       Log.w(TAG, "No offer SDP in room response.");
     }
     initiator = params.initiator;
-    postMessageUrl = params.roomUrl + "/message/"
-      + params.roomId + "/" + params.clientId;
-    byeMessageUrl = params.roomUrl + "/bye/"
-      + params.roomId + "/" + params.clientId;
+    postMessageUrl = getGAEPostMessageUrl(
+        roomUrl, params.roomId, params.clientId);
+    byeMessageUrl = getGAEByeMessageUrl(
+        roomUrl, params.roomId, params.clientId);
     roomState = ConnectionState.CONNECTED;
 
     // Fire connection and signaling parameters events.
diff --git a/talk/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java b/talk/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java
index 91fb9f265e..135f02a141 100644
--- a/talk/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java
+++ b/talk/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java
@@ -220,7 +220,7 @@ public class PeerConnectionClientTest extends InstrumentationTestCase
     SignalingParameters signalingParameters = new SignalingParameters(
         iceServers, true,
         pcConstraints, videoConstraints, audioConstraints,
-        null, null, null,
+        null, null,
         null, null,
         null, null);
     return signalingParameters;