diff --git a/lib/buffer.c b/lib/buffer.c
index 3701e12..296fd14 100644
--- a/lib/buffer.c
+++ b/lib/buffer.c
@@ -598,7 +598,7 @@
     {
       if ((errno != EAGAIN) && (errno != EINTR))
         zlog_warn("buffer_flush_available write error on fd %d: %s",
-		  fd,strerror(errno));
+		  fd,safe_strerror(errno));
       return 1;
     }