diff --git a/src/main.c b/src/main.c
index e38f778..5391993 100644
--- a/src/main.c
+++ b/src/main.c
@@ -15,6 +15,7 @@
 #include <stdio.h>
 #include <sys/socket.h>
 #include <sys/time.h>
+#include <netinet/in.h>
 
 #include <arpa/inet.h>
 #include <netdb.h>