diff --git a/src/de/schildbach/pte/AbstractEfaProvider.java b/src/de/schildbach/pte/AbstractEfaProvider.java
index 8947b256..7e21c553 100644
--- a/src/de/schildbach/pte/AbstractEfaProvider.java
+++ b/src/de/schildbach/pte/AbstractEfaProvider.java
@@ -1081,6 +1081,8 @@ public abstract class AbstractEfaProvider extends AbstractNetworkProvider {
             if (trainType == null && ("C11".equals(trainNum) || "C13".equals(trainNum) || "C14".equals(trainNum)
                     || "C15".equals(trainNum)))
                 return new Line(id, network, Product.REGIONAL_TRAIN, trainNum);
+            if ("CB523".equals(trainNum))
+                return new Line(id, network, Product.REGIONAL_TRAIN, trainNum);
             if ("VEC".equals(trainType) || "vectus Verkehrsgesellschaft".equals(trainName))
                 return new Line(id, network, Product.REGIONAL_TRAIN, "VEC" + trainNum);
             if ("HzL".equals(trainType) || "Hohenzollerische Landesbahn AG".equals(trainName))