diff --git a/daemon/log.c b/daemon/log.c
index b1860d74e..3011b3c13 100644
--- a/daemon/log.c
+++ b/daemon/log.c
@@ -55,6 +55,7 @@ static void log_default_print(const char *prefix,
 	} else {
 		printf("%s \t%s\n", prefix, str);
 	}
+	fflush(stdout);
 }
 
 static size_t log_bufsize(const struct log_entry *e)