diff --git a/static/js/expense_chart.js b/static/js/expense_chart.js
index 77f830d..58d69cd 100644
--- a/static/js/expense_chart.js
+++ b/static/js/expense_chart.js
@@ -9,10 +9,14 @@ document.addEventListener("DOMContentLoaded", function () {
 
     function loadExpenses(range = "last30days", startDate = null, endDate = null) {
         let url = '/expenses_data?range=' + range;
+
         const showAllCheckbox = document.getElementById("showAllLists");
-        if (showAllCheckbox && showAllCheckbox.checked) {
+        if (showAllCheckbox) {
+            url += showAllCheckbox.checked ? '&show_all=true' : '&show_all=false';
+        } else {
             url += '&show_all=true';
-        }
+        }        
+
         if (startDate && endDate) {
             url += `&start_date=${startDate}&end_date=${endDate}`;
         }