diff --git a/src/ui/components/monitor_list.rs b/src/ui/components/monitor_list.rs
index 24f6081..56a8cfa 100644
--- a/src/ui/components/monitor_list.rs
+++ b/src/ui/components/monitor_list.rs
@@ -34,7 +34,7 @@ static DOWN_SPAN: Lazy<Span<'static>> =
 static UNKNOWN_SPAN: Lazy<Span<'static>> =
     Lazy::new(|| Span::styled("■", Style::default().fg(Color::Yellow)));
 
-static STATUS_LINE_CACHE: OnceLock<RwLock<HashMap<u64, Vec<&'static Span<'static>>>>> = OnceLock::new();
+static STATUS_LINE_CACHE: OnceLock<RwLock<HashMap<u64, Line<'static>>>> = OnceLock::new();
 
 pub fn render_monitor_list(main_frame: &mut Frame, area: Rect, state: &mut DashboardViewState) {
     let available_height = area.height as usize;
@@ -251,18 +251,19 @@ fn get_cached_status_line(status_history: &[MonitorStatus]) -> Line<'static> {
     let cache = STATUS_LINE_CACHE.get_or_init(|| RwLock::new(HashMap::new()));
     {
         let read = cache.read().unwrap();
-        if let Some(spans) = read.get(&hash) {
-            return Line::from(spans.iter().map(|&span| span.clone()).collect::<Vec<_>>());
+        if let Some(line) = read.get(&hash) {
+            return line.clone();
         }
     }
 
-    let spans: Vec<&'static Span<'static>> = status_history
+    let spans: Vec<Span<'static>> = status_history
         .iter()
         .rev()
         .take(STATUS_LINE_LENGTH)
-        .map(|status| get_status_span(status))
+        .map(|status| get_status_span(status).clone())
         .collect();
 
+    let new_line = Line::from(spans);
     let mut write = cache.write().unwrap();
     if write.len() > 1000 {
         let keys_to_remove: Vec<_> = write.keys().take(250).copied().collect();
@@ -271,6 +272,6 @@ fn get_cached_status_line(status_history: &[MonitorStatus]) -> Line<'static> {
             write.remove(&key);
         }
     }
-    write.insert(hash, spans.clone());
-    Line::from(spans.iter().map(|&span| span.clone()).collect::<Vec<_>>())
+    write.insert(hash, new_line.clone());
+    new_line
 }