diff --git a/noson/src/private/os/threads/timeout.h b/noson/src/private/os/threads/timeout.h
index f0c3453..d65fcd7 100644
--- a/noson/src/private/os/threads/timeout.h
+++ b/noson/src/private/os/threads/timeout.h
@@ -26,6 +26,8 @@
 #include <mach/mach_time.h>
 #endif
 
+#include <time.h>
+
 #ifdef NSROOT
 namespace NSROOT {
 #endif