diff --git a/daemon/face/udp-factory.cpp b/daemon/face/udp-factory.cpp
index cc02bfc..8303aa8 100644
--- a/daemon/face/udp-factory.cpp
+++ b/daemon/face/udp-factory.cpp
@@ -51,6 +51,10 @@
   return id;
 }
 
+UdpFactory::UdpFactory(const CtorParams& params)
+  : ProtocolFactory(params)
+{
+}
 
 void
 UdpFactory::processConfig(OptionalConfigSection configSection,