diff --git a/sic.c b/sic.c
index f9e287b..d922ddd 100644
--- a/sic.c
+++ b/sic.c
@@ -10,8 +10,9 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/socket.h>
 #include <time.h>
+#include <sys/socket.h>
+#include <sys/time.h>
 
 #define PINGTIMEOUT 300
 #define MAXMSG 4096