diff --git a/core/time/tsc_darwin.odin b/core/time/tsc_darwin.odin
index 925bd55e0..2efd35f20 100644
--- a/core/time/tsc_darwin.odin
+++ b/core/time/tsc_darwin.odin
@@ -2,7 +2,7 @@
 package time
 
 import "base:intrinsics"
-import "core:sys/unix"
+@require import "core:sys/unix"
 
 _get_tsc_frequency :: proc "contextless" () -> (freq: u64, ok: bool) {
 	when ODIN_ARCH == .amd64 {