diff --git a/index.html b/index.html
index 39f4c55..2ab5a60 100644
--- a/index.html
+++ b/index.html
@@ -771,6 +771,7 @@ var effect = (VANTA.CLOUDS2 || VANTA.CLOUDS)({
         }
 
         function updateClockAndEvents() {
+            try {
             var now = new Date();
 
             // Real-time clock hands and digital
@@ -912,6 +913,9 @@ if (moonTimes.set) {
             var moonZenithWhen = moonZenith && moonZenith > now ? formatDateLong(moonZenith) : '';
             document.getElementById('moon-zenith-value').textContent = moonZenith ? formatTimeHM(moonZenith) : '--:--';
             document.getElementById('moon-zenith-when').textContent = moonZenithWhen ? '· ' + moonZenithWhen : '';
+            } catch (e) {
+                console.log('updateClock error:', e);
+            }
         }
 
         var startTime = Date.now();