diff --git a/blackmagic-io-14.4.1a4/bm_util.c b/blackmagic-io-14.4.1a4/bm_util.c
index 66751cb..bf9723c 100644
--- a/blackmagic-io-14.4.1a4/bm_util.c
+++ b/blackmagic-io-14.4.1a4/bm_util.c
@@ -471,10 +471,10 @@ void bm_timer_free(bm_timer_t* timer)
 {
 #if KERNEL_VERSION_OR_LATER(4, 15, 0)
 	struct bm_timer_wrapper* timer_wrapper = container_of(timer, struct bm_timer_wrapper, timer);
-	del_timer(timer);
+	timer_delete(timer);
 	bm_kfree(timer_wrapper);
 #else
-	del_timer(timer);
+	timer_delete(timer);
 	bm_kfree(timer);
 #endif
 }
@@ -491,7 +491,7 @@ void bm_timer_expire_at(bm_timer_t* timer, uint64_t ns)
 
 void bm_timer_cancel(bm_timer_t* timer)
 {
-	del_timer_sync(timer);
+	timer_delete_sync(timer);
 }
 
 // Event waiting