diff --git a/src/sync/semaphore.rs b/src/sync/semaphore.rs
index 1eea73aa15ec995c37f87df01047d23b0ca104a5..28bbe4640e669c5fe3add92dccb0c927e2d058f5 100644
--- a/src/sync/semaphore.rs
+++ b/src/sync/semaphore.rs
@@ -3,7 +3,7 @@
 
 use super::AtomicLock;
 use crate::{
-    header::time::timespec,
+    header::time::{CLOCK_MONOTONIC, clock_gettime, timespec},
     platform::{types::*, Pal, Sys},
 };