diff --git a/src/win/poll.c b/src/win/poll.c
index bf373998..85c31482 100644
--- a/src/win/poll.c
+++ b/src/win/poll.c
@@ -530,7 +530,7 @@ int uv_poll_init_socket(uv_loop_t* loop, uv_poll_t* handle,
                  SO_PROTOCOL_INFOW,
                  (char*) &protocol_info,
                  &len) != 0) {
-    return WSAGetLastError();
+    return uv_translate_sys_error(WSAGetLastError());
   }
 
   /* Get the peer socket that is needed to enable fast poll. If the returned */