diff --git a/src/api/dashboard/static/js/ui/chart.js b/src/api/dashboard/static/js/ui/chart.js
index 6b28710..6d1767a 100644
--- a/src/api/dashboard/static/js/ui/chart.js
+++ b/src/api/dashboard/static/js/ui/chart.js
@@ -608,12 +608,8 @@ renderTA() {
             
             // Format params as "MA(44)" style
             let paramsStr = '';
-            if (indSignal.params) {
-                const paramPairs = indSignal.params.split(',').map(p => {
-                    const [key, val] = p.split('=');
-                    return key === 'period' || key === 'maType' ? val : `${key}:${val}`;
-                });
-                paramsStr = `(${paramPairs.join(',')})`;
+            if (indSignal.params !== null && indSignal.params !== undefined) {
+                paramsStr = `(${indSignal.params})`;
             }
             
             return `