diff --git a/common/network/TcpSocket.cxx b/common/network/TcpSocket.cxx
index 5a8f75d..6561f3d 100644
--- a/common/network/TcpSocket.cxx
+++ b/common/network/TcpSocket.cxx
@@ -753,6 +753,8 @@
   bool prefix_specified;
   int family;
 
+  initSockets();
+
   prefix_specified = rfb::strSplit(&p[1], '/', &addr.buf, &pref.buf);
   if (addr.buf[0] == '\0') {
     // Match any address