diff --git a/src/components/Layout.js b/src/components/Layout.js
index 94f75aa..0509a95 100644
--- a/src/components/Layout.js
+++ b/src/components/Layout.js
@@ -70,7 +70,7 @@ class Dashboard extends React.Component {
       let ptr = idx - 1
 
       while (
-        ptr > 0 &&
+        ptr >= 0 &&
         (events[idx].datetime).getTime() === (events[ptr].datetime).getTime()
       ) {
         matchedEvents.push(events[ptr])