diff --git a/packages/battery_plus/CHANGELOG.md b/packages/battery_plus/CHANGELOG.md
index feac0ae74..8193fb7bb 100644
--- a/packages/battery_plus/CHANGELOG.md
+++ b/packages/battery_plus/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## NEXT
 
 * Update minimum Flutter and Dart version to 3.13 and 3.1.
+* Fix analyze issue.
 
 ## 1.1.2
 
diff --git a/packages/battery_plus/example/lib/main.dart b/packages/battery_plus/example/lib/main.dart
index 6aa8088a3..733f22835 100644
--- a/packages/battery_plus/example/lib/main.dart
+++ b/packages/battery_plus/example/lib/main.dart
@@ -74,6 +74,7 @@ class _MyHomePageState extends State<MyHomePage> {
               onPressed: () {
                 _battery.batteryLevel.then(
                   (batteryLevel) {
+                    if (!context.mounted) return;
                     showDialog<void>(
                       context: context,
                       builder: (_) => AlertDialog(
@@ -98,6 +99,7 @@ class _MyHomePageState extends State<MyHomePage> {
               onPressed: () {
                 _battery.isInBatterySaveMode.then(
                   (isInPowerSaveMode) {
+                    if (!context.mounted) return;
                     showDialog<void>(
                       context: context,
                       builder: (_) => AlertDialog(