diff --git a/src/initsout.c b/src/initsout.c
index 31d6d80..fbbd3c1 100644
--- a/src/initsout.c
+++ b/src/initsout.c
@@ -20,6 +20,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 #include <unistd.h>
 
 #ifndef DOS