diff --git a/impl/utils/visualizer/static/index.js b/impl/utils/visualizer/static/index.js
index ba58416..534758e 100644
--- a/impl/utils/visualizer/static/index.js
+++ b/impl/utils/visualizer/static/index.js
@@ -265,7 +265,7 @@ function addHistory(packet) {
     }
 
     // Limit to historyMaxPackets items
-    const shift = chartHistoryHz.data.labels.length == historyMaxPackets;
+    const shift = chartHistoryHz.data.labels.length === historyMaxPackets;
     if (shift) {
         chartHistoryHz.data.labels.shift();
         chartHistoryDb.data.labels.shift();
@@ -276,7 +276,7 @@ function addHistory(packet) {
         let i = 0;
         for (const x of keys) {
             let data = packet[x];
-            if (data == -1e38 /* "NaN" */) {
+            if (data === -1e38 /* "NaN" */) {
                 data = undefined;
             }
             if (shift) {