diff --git a/src/signaler.cpp b/src/signaler.cpp
index a1fd72f0..914b9c1c 100644
--- a/src/signaler.cpp
+++ b/src/signaler.cpp
@@ -132,11 +132,14 @@ zmq::signaler_t::~signaler_t ()
     const struct linger so_linger = { 1, 0 };
     int rc = setsockopt (w, SOL_SOCKET, SO_LINGER,
         (const char *) &so_linger, sizeof so_linger);
-    wsa_assert (rc != SOCKET_ERROR);
-    rc = closesocket (w);
-    wsa_assert (rc != SOCKET_ERROR);
-    rc = closesocket (r);
-    wsa_assert (rc != SOCKET_ERROR);
+    //  Only check shutdown if WSASTARTUP was previously done
+    if (rc == 0 || WSAGetLastError () != WSANOTINITIALISED) {
+        wsa_assert (rc != SOCKET_ERROR);
+        rc = closesocket (w);
+        wsa_assert (rc != SOCKET_ERROR);
+        rc = closesocket (r);
+        wsa_assert (rc != SOCKET_ERROR);
+    }
 #else
     int rc = close_wait_ms (w);
     errno_assert (rc == 0);
diff --git a/tests/test_disconnect_inproc.cpp b/tests/test_disconnect_inproc.cpp
index 25461a71..90e7d14e 100644
--- a/tests/test_disconnect_inproc.cpp
+++ b/tests/test_disconnect_inproc.cpp
@@ -94,11 +94,10 @@ int main(int, char**) {
         }
         if (iteration == 1) {
             zmq_connect(subSocket, "inproc://someInProcDescriptor") && printf("zmq_connect: %s\n", zmq_strerror(errno));
-            //zmq_connect(subSocket, "tcp://127.0.0.1:30010") && printf("zmq_connect: %s\n", zmq_strerror(errno));
+            msleep (SETTLE_TIME);
         }
         if (iteration == 4) {
             zmq_disconnect(subSocket, "inproc://someInProcDescriptor") && printf("zmq_disconnect(%d): %s\n", errno, zmq_strerror(errno));
-            //zmq_disconnect(subSocket, "tcp://127.0.0.1:30010") && printf("zmq_disconnect: %s\n", zmq_strerror(errno));
         }
         if (iteration > 4 && rc == 0)
             break;