1 files changed, 1 insertions, 1 deletions
diff --git a/ev_port.c b/ev_port.c
index 21c3f65..9b3041c 100644
--- a/ev_port.c
+++ b/ev_port.c
@@ -87,7 +87,7 @@ port_poll (EV_P_ ev_tstamp timeout)
 
   EV_RELEASE_CB;
   ts.tv_sec  = (time_t)timeout;
-  ts.tv_nsec = (long)(timeout - (ev_tstamp)ts.tv_sec) * 1e9;
+  ts.tv_nsec = ((long)(timeout - (ev_tstamp)ts.tv_sec) * 1e9);
   res = port_getn (backend_fd, port_events, port_eventmax, &nget, &ts);
   EV_ACQUIRE_CB;