diff --git a/src/ui/components/monitor_list.rs b/src/ui/components/monitor_list.rs
index d74b87d..b3a25c2 100644
--- a/src/ui/components/monitor_list.rs
+++ b/src/ui/components/monitor_list.rs
@@ -18,8 +18,7 @@ use ratatui::{
 
 const STATUS_LINE_LENGTH: usize = 100;
 const MAX_NAME_LENGTH: usize = 30;
-
-static STATUS_CHARS: OnceLock<HashMap<MonitorStatus, Cow<'static, str>>> = OnceLock::new();
+static STATUS_SPANS: OnceLock<HashMap<MonitorStatus, Span<'static>>> = OnceLock::new();
 
 pub fn render_monitor_list(main_frame: &mut Frame, area: Rect, state: &mut DashboardViewState) {
     let available_height = area.height as usize;
@@ -150,17 +149,6 @@ fn render_monitor_table(
     frame.render_widget(table, area);
 }
 
-fn get_status_char(status: &MonitorStatus) -> Cow<'static, str> {
-    let map = STATUS_CHARS.get_or_init(|| {
-        let mut m = HashMap::new();
-        m.insert(MonitorStatus::Up, Cow::Borrowed("■"));
-        m.insert(MonitorStatus::Down, Cow::Borrowed("■"));
-        m.insert(MonitorStatus::Unknown, Cow::Borrowed("■"));
-        m
-    });
-    map.get(status).cloned().unwrap_or(Cow::Borrowed("?"))
-}
-
 pub fn get_status_color(status: &MonitorStatus) -> Color {
     match status {
         MonitorStatus::Up => Color::Green,
@@ -170,8 +158,8 @@ pub fn get_status_color(status: &MonitorStatus) -> Color {
 }
 
 pub fn get_status_emoji(status: &MonitorStatus) -> Cow<'static, str> {
-    static UP_ICON: &str ="✅";
-    static DOWN_ICON: &str ="❌";
+    static UP_ICON: &str = "✅";
+    static DOWN_ICON: &str = "❌";
     static UNKNOWN_ICON: &str = "❓";
     match status {
         MonitorStatus::Up => Cow::Borrowed(UP_ICON),
@@ -217,21 +205,33 @@ fn get_formated_line(text: String, color: Color, modifier: Modifier) -> Line<'st
     )])
 }
 
+fn get_cached_status_span(status: &MonitorStatus) -> Span<'static> {
+    let cache = STATUS_SPANS.get_or_init(|| {
+        let mut m = HashMap::new();
+        m.insert(
+            MonitorStatus::Up,
+            Span::styled("■", Style::default().fg(Color::Green)),
+        );
+        m.insert(
+            MonitorStatus::Down,
+            Span::styled("■", Style::default().fg(Color::Red)),
+        );
+        m.insert(
+            MonitorStatus::Unknown,
+            Span::styled("■", Style::default().fg(Color::Yellow)),
+        );
+        m
+    });
+    cache.get(status).cloned().unwrap_or_default()
+}
+
 fn create_status_line_spans(status_history: &[MonitorStatus]) -> Line<'_> {
-    let recent_status: Vec<_> = status_history
+    let spans: Vec<_> = status_history
         .iter()
         .rev()
         .take(STATUS_LINE_LENGTH)
+        .map(|status| get_cached_status_span(status))
         .collect();
-
-    let mut spans = Vec::with_capacity(recent_status.len());
-
-    for status in recent_status.iter().rev() {
-        let c = get_status_char(status);
-        let color = get_status_color(status);
-
-        spans.push(Span::styled(c.to_string(), Style::default().fg(color)));
-    }
     Line::from(spans)
 }