diff --git a/client/lib.c b/client/lib.c
index 55d0fcb..90293ee 100644
--- a/client/lib.c
+++ b/client/lib.c
@@ -16,6 +16,7 @@
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
+#include <sys/time.h>
 
 
 static int myfd;