diff --git a/apps/init.cpp b/apps/init.cpp
index 47f4c4c9..6ec99984 100644
--- a/apps/init.cpp
+++ b/apps/init.cpp
@@ -328,13 +328,15 @@ int main()
 
     umask(022);
 
-    g_init_log = fopen("/dev/uart0", "w+");
+    g_init_log = fopen("/dev/uart0", "w");
+    check(g_init_log);
+    setlinebuf(g_init_log);
     fcntl(fileno(g_init_log), F_SETFD, FD_CLOEXEC);
 
     set_hostname();
 
-    if (signal(SIGTERM, sigterm_handler) == SIG_ERR) do_log("[init] failed to register handler for SIGTERM");
-    if (signal(SIGQUIT, sigquit_handler) == SIG_ERR) do_log("[init] failed to register handler for SIGQUIT");
+    if (signal(SIGTERM, sigterm_handler) == SIG_ERR) do_log("[init] failed to register handler for SIGTERM\n");
+    if (signal(SIGQUIT, sigquit_handler) == SIG_ERR) do_log("[init] failed to register handler for SIGQUIT\n");
 
     start_services();