diff --git a/man4/epoll.4 b/man4/epoll.4
index e32aa37fd..78fa6c4b2 100644
--- a/man4/epoll.4
+++ b/man4/epoll.4
@@ -198,7 +198,7 @@ for(;;) {
             ev.events = EPOLLIN | EPOLLET;
             ev.data.fd = client;
             if (epoll_ctl(kdpfd, EPOLL_CTL_ADD, client, &ev) < 0) {
-                fprintf(stderr, "epoll set insertion error: fd=%d\n",
+                fprintf(stderr, "epoll set insertion error: fd=%d\\n",
                         client);
                 return \-1;
             }