diff --git a/embedded8266/web/execute_reflash.c b/embedded8266/web/execute_reflash.c
index 6105c86..ac8004d 100644
--- a/embedded8266/web/execute_reflash.c
+++ b/embedded8266/web/execute_reflash.c
@@ -3,7 +3,9 @@
 
 #include <sys/socket.h>
 #include <netinet/in.h>
+#include <arpa/inet.h>
 #include <stdio.h>
+#include <unistd.h>
 #include <sys/time.h>
 #include <sys/poll.h>
 #include <sys/types.h>