diff --git a/enabler/src/de/schildbach/pte/NvvProvider.java b/enabler/src/de/schildbach/pte/NvvProvider.java
index 77732019..81aa0a0c 100644
--- a/enabler/src/de/schildbach/pte/NvvProvider.java
+++ b/enabler/src/de/schildbach/pte/NvvProvider.java
@@ -46,6 +46,7 @@ public class NvvProvider extends AbstractHafasLegacyProvider {
         setRequestUrlEncoding(Charsets.UTF_8);
         setJsonNearbyLocationsEncoding(Charsets.UTF_8);
         httpClient.setSslAcceptAllHostnames(true);
+        httpClient.setTrustAllCertificates(true);
     }
 
     private static final String[] PLACES = { "Frankfurt (Main)", "Offenbach (Main)", "Mainz", "Wiesbaden", "Marburg",