diff --git a/src-tauri/src/core/timer.rs b/src-tauri/src/core/timer.rs
index 844824734..243dedf5e 100644
--- a/src-tauri/src/core/timer.rs
+++ b/src-tauri/src/core/timer.rs
@@ -126,11 +126,11 @@ impl Timer {
                 profiles_to_update.len()
             );
             let timer_map = self.timer_map.read();
-            let delay_timer = self.delay_timer.write();
 
             for uid in profiles_to_update {
                 if let Some(task) = timer_map.get(&uid) {
                     logging!(info, Type::Timer, "立即执行任务: uid={}", uid);
+                    let delay_timer = self.delay_timer.write();
                     if let Err(e) = delay_timer.advance_task(task.task_id) {
                         logging!(warn, Type::Timer, "Failed to advance task {}: {}", uid, e);
                     }