diff --git a/static/js/user_expenses.js b/static/js/user_expenses.js
index b08592d..d9ea641 100644
--- a/static/js/user_expenses.js
+++ b/static/js/user_expenses.js
@@ -39,7 +39,17 @@ document.addEventListener("DOMContentLoaded", function () {
                             options: {
                                 responsive: true,
                                 plugins: {
-                                    tooltip: { mode: 'index', intersect: false },
+                                    tooltip: {
+                                        mode: 'index',
+                                        intersect: false,
+                                        callbacks: {
+                                            label: function(context) {
+                                                const value = context.raw;
+                                                if (!value) return null;
+                                                return `${context.dataset.label}: ${value}`;
+                                            }
+                                        }
+                                    },
                                     legend: {
                                         position: 'top',
                                         labels: {