diff --git a/lib/screens/channel/video/video_store.dart b/lib/screens/channel/video/video_store.dart
index c9b2aaae..a91fe6d2 100644
--- a/lib/screens/channel/video/video_store.dart
+++ b/lib/screens/channel/video/video_store.dart
@@ -782,7 +782,7 @@ abstract class VideoStoreBase with Store {
                 // Convert to abbreviated unit: "4.69 sec." -> "4.69s"
                 const match = latencyText.match(/([0-9.]+)\s*sec/i);
                 if (match) {
-                  latencyText = Math.round(parseFloat(match[1])) + 's';
+                  latencyText = parseFloat(match[1]).toFixed(2) + 's';
                   this.hasInitialLatency = true;
                 }
 
diff --git a/test/screens/channel/video/video_store_latency_js_test.dart b/test/screens/channel/video/video_store_latency_js_test.dart
new file mode 100644
index 00000000..67cb7bf8
--- /dev/null
+++ b/test/screens/channel/video/video_store_latency_js_test.dart
@@ -0,0 +1,17 @@
+import 'dart:io';
+
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  test(
+    'webview latency tracker keeps two decimal places in overlay labels',
+    () {
+      final source = File(
+        'lib/screens/channel/video/video_store.dart',
+      ).readAsStringSync();
+
+      expect(source, contains("parseFloat(match[1]).toFixed(2) + 's'"));
+      expect(source, isNot(contains("Math.round(parseFloat(match[1])) + 's'")));
+    },
+  );
+}