diff --git a/winsup/cygwin/select.cc b/winsup/cygwin/select.cc
index 1bb143a23..91c0bcc53 100644
--- a/winsup/cygwin/select.cc
+++ b/winsup/cygwin/select.cc
@@ -1887,7 +1887,7 @@ thread_signalfd (void *arg)
       switch (WaitForSingleObject (si->evt, INFINITE))
 	{
 	case WAIT_OBJECT_0:
-	  tls->signalfd_select_wait = NULL;
+	  //tls->signalfd_select_wait = NULL;
 	  event = true;
 	  break;
 	default: