2 files changed, 2 insertions, 2 deletions
diff --git a/src/socket_base.cpp b/src/socket_base.cpp
index f8b1bf7..b4f7d6b 100644
--- a/src/socket_base.cpp
+++ b/src/socket_base.cpp
@@ -142,7 +142,7 @@ int zmq::socket_base_t::setsockopt (int option_, const void *optval_,
 
     case ZMQ_SUBSCRIBE:
     case ZMQ_UNSUBSCRIBE:
-        errno = ENOTSUP;
+        errno = EFAULT;
         return -1;
 
     default:
diff --git a/src/tcp_connecter.cpp b/src/tcp_connecter.cpp
index 80aeea8..304790d 100644
--- a/src/tcp_connecter.cpp
+++ b/src/tcp_connecter.cpp
@@ -109,7 +109,7 @@ zmq::fd_t zmq::tcp_connecter_t::connect ()
 
         //  Assert that the error was caused by the networking problems
         //  rather than 0MQ bug.
-        zmq_assert (err == ECONNREFUSED);
+        zmq_assert (err == WSAECONNREFUSED);
 
         errno = err;
         return retired_fd;