diff --git a/static/app.js b/static/app.js
index 2cf2db5..1dd5b18 100644
--- a/static/app.js
+++ b/static/app.js
@@ -205,7 +205,7 @@
     var we = document.getElementById('cal-weeks');
     we.innerHTML = wHtml;
     we.querySelectorAll('.cal-week-row').forEach(function(row) {
-      cell.addEventListener('click', function() {
+      row.addEventListener('click', function() {
         var wk = this.dataset.week;
         if (wk) navigateToWeek(wk);
       });