diff --git a/deps/tinycthread.h b/deps/tinycthread.h
index 18451ef9..86a90804 100644
--- a/deps/tinycthread.h
+++ b/deps/tinycthread.h
@@ -122,6 +122,7 @@ typedef int _tthread_clockid_t;
 /* Emulate clock_gettime */
 int _tthread_clock_gettime(clockid_t clk_id, struct timespec *ts);
 #define clock_gettime _tthread_clock_gettime
+#define CLOCK_REALTIME 0
 #endif