diff --git a/src/c/time.d b/src/c/time.d
index 21052ded3..7ea44f0f2 100644
--- a/src/c/time.d
+++ b/src/c/time.d
@@ -37,10 +37,6 @@
 #include <WinSock.h>
 #endif
 
-#ifdef darwin
-#undef HAVE_NANOSLEEP
-#endif
-
 #if !defined(HAVE_GETTIMEOFDAY) && !defined(HAVE_GETRUSAGE) && !defined(mingw32) && !defined(_MSC_VER)
 struct timeval {
 	long tv_sec;