diff --git a/geocoding_ios/example/pubspec.yaml b/geocoding_ios/example/pubspec.yaml
index fff77a5..2b38431 100644
--- a/geocoding_ios/example/pubspec.yaml
+++ b/geocoding_ios/example/pubspec.yaml
@@ -19,7 +19,7 @@ dependencies:
     # The example app is bundled with the plugin so we use a path dependency on
     # the parent directory to use the current plugin's version. 
     path: ../
-  geocoding_platform_interface: ^2.0.0
+  geocoding_platform_interface: ^3.1.0
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
diff --git a/geocoding_ios/pubspec.yaml b/geocoding_ios/pubspec.yaml
index 47df649..9098c28 100644
--- a/geocoding_ios/pubspec.yaml
+++ b/geocoding_ios/pubspec.yaml
@@ -12,13 +12,13 @@ dependencies:
   flutter:
     sdk: flutter
 
-  geocoding_platform_interface: ^2.0.0
+  geocoding_platform_interface: ^3.1.0
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
 
-  flutter_lints: ^2.0.1
+  flutter_lints: ^3.0.1
   mockito: ^5.0.0
   plugin_platform_interface: ^2.0.0
   
diff --git a/geocoding_ios/test/geocoding_test.dart b/geocoding_ios/test/geocoding_test.dart
index cf48ae8..b87799a 100644
--- a/geocoding_ios/test/geocoding_test.dart
+++ b/geocoding_ios/test/geocoding_test.dart
@@ -9,7 +9,7 @@ final mockLocation = Location(
   timestamp: DateTime.fromMillisecondsSinceEpoch(0).toUtc(),
 );
 
-final mockPlacemark = Placemark(
+const mockPlacemark = Placemark(
     administrativeArea: 'Overijssel',
     country: 'Netherlands',
     isoCountryCode: 'NL',