diff --git a/oeffi/src/de/schildbach/oeffi/network/NetworkProviderFactory.java b/oeffi/src/de/schildbach/oeffi/network/NetworkProviderFactory.java
index adf2d90..763079d 100644
--- a/oeffi/src/de/schildbach/oeffi/network/NetworkProviderFactory.java
+++ b/oeffi/src/de/schildbach/oeffi/network/NetworkProviderFactory.java
@@ -224,7 +224,7 @@ public final class NetworkProviderFactory {
         else if (networkId.equals(NetworkId.RTACHICAGO))
             return new RtaChicagoProvider();
         else if (networkId.equals(NetworkId.CMTA))
-            return new CmtaProvider();
+            return new CmtaProvider("{\"type\":\"AID\",\"aid\":\"web9j2nak29uz41irb\"}");
         else if (networkId.equals(NetworkId.SYDNEY))
             return new SydneyProvider();
         else if (networkId.equals(NetworkId.NICARAGUA))