diff --git a/src/comm/UDPLink.cc b/src/comm/UDPLink.cc
index e24b45885af1a10802dbb37c85247f24b116712a..bbc8459e23dc4c87ae1d9159b8da287b6a49b59b 100644
--- a/src/comm/UDPLink.cc
+++ b/src/comm/UDPLink.cc
@@ -396,7 +396,7 @@ void UDPConfiguration::copyFrom(LinkConfiguration *source)
 
 void UDPConfiguration::_copyFrom(LinkConfiguration *source)
 {
-    UDPConfiguration* usource = dynamic_cast<UDPConfiguration*>(source);
+    auto* usource = qobject_cast<UDPConfiguration*>(source);
     if (usource) {
         _localPort = usource->localPort();
         _clearTargetHosts();