diff --git a/src/remote/blockingUDPTransport.cpp b/src/remote/blockingUDPTransport.cpp
index c2012eb..775718a 100644
--- a/src/remote/blockingUDPTransport.cpp
+++ b/src/remote/blockingUDPTransport.cpp
@@ -27,6 +27,7 @@
 
 using namespace epics::pvData;
 using namespace std;
+using std::tr1::static_pointer_cast;
 
 namespace epics {
     namespace pvAccess {