diff --git a/src/de/schildbach/pte/PlProvider.java b/src/de/schildbach/pte/PlProvider.java
index 1708d813..06a0bd02 100644
--- a/src/de/schildbach/pte/PlProvider.java
+++ b/src/de/schildbach/pte/PlProvider.java
@@ -49,6 +49,7 @@ public class PlProvider extends AbstractHafasClientInterfaceProvider {
         setApiClient(apiClient);
         setApiAuthorization(apiAuthorization);
         setSessionCookieName("SERVERID");
+        setUserAgent("Dalvik/2.1.0");
     }
 
     private static final String[] PLACES = { "Warszawa", "Kraków" };