diff --git a/test/config/config.yaml b/test/config/config.yaml
index 184d68cdc..bb085a643 100644
--- a/test/config/config.yaml
+++ b/test/config/config.yaml
@@ -68,7 +68,7 @@ metamorph:
   checkSeenOnNetworkOlderThan: 3h
   checkSeenOnNetworkPeriod: 4h
   monitorPeers: true
-  incomingIsLongest: false
+  incomingIsLongest: true
   profilerAddr: localhost:9992
   health:
     serverDialAddr: localhost:8005