diff --git a/src/select.cpp b/src/select.cpp
index 3da6fb7e..7a80067d 100644
--- a/src/select.cpp
+++ b/src/select.cpp
@@ -435,6 +435,7 @@ bool zmq::select_t::is_retired_fd (const fd_entry_t &entry)
 #if defined ZMQ_HAVE_WINDOWS
 u_short zmq::select_t::get_fd_family (fd_t fd_)
 {
+	// Use sockaddr_storage instead of sockaddr to accomodate differect structure sizes
 	sockaddr_storage addr = { 0 };
 	int addr_size = sizeof addr;