diff --git a/embedded8266/web/pushtodev.c b/embedded8266/web/pushtodev.c
index 413c05e..32052f5 100644
--- a/embedded8266/web/pushtodev.c
+++ b/embedded8266/web/pushtodev.c
@@ -4,6 +4,7 @@
 
 #include <sys/socket.h>
 #include <netinet/in.h>
+#include <arpa/inet.h>
 #include <stdio.h>
 #include <sys/time.h>
 #include <sys/poll.h>