diff --git a/src/fd.c b/src/fd.c
index b9c8ccc..7fd436a 100644
--- a/src/fd.c
+++ b/src/fd.c
@@ -666,9 +666,9 @@
 	/* rd and wr are init at the same place, but only rd is init to -1, so
 	  we rely to rd to close.   */
 	if (poller_rd_pipe > -1) {
-		close(poller_rd_pipe);
+		fd_delete(poller_rd_pipe);
 		poller_rd_pipe = -1;
-		close(poller_wr_pipe[tid]);
+		fd_delete(poller_wr_pipe[tid]);
 		poller_wr_pipe[tid] = -1;
 	}
 }