diff --git a/lib/src/code_generator/objc_interface.dart b/lib/src/code_generator/objc_interface.dart
index d801628b..8bc0cdbc 100644
--- a/lib/src/code_generator/objc_interface.dart
+++ b/lib/src/code_generator/objc_interface.dart
@@ -293,15 +293,18 @@ class $name extends ${superType?.name ?? '_ObjCWrapper'} {
       for (final method in methods.values) {
         final superMethod = superType_.methods[method.originalName];
         if (superMethod != null) {
-          if (superMethod.returnType.typealiasType is! ObjCNullable && method.returnType.typealiasType is ObjCNullable) {
+          if (superMethod.returnType.typealiasType is! ObjCNullable &&
+              method.returnType.typealiasType is ObjCNullable) {
             superMethod.returnType = ObjCNullable(superMethod.returnType);
           }
-          final numArgs = method.params.length < superMethod.params.length ?
-              method.params.length : superMethod.params.length;
+          final numArgs = method.params.length < superMethod.params.length
+              ? method.params.length
+              : superMethod.params.length;
           for (int i = 0; i < numArgs; ++i) {
             final param = method.params[i];
             final superParam = superMethod.params[i];
-            if (superParam.type.typealiasType is ObjCNullable && param.type.typealiasType is! ObjCNullable) {
+            if (superParam.type.typealiasType is ObjCNullable &&
+                param.type.typealiasType is! ObjCNullable) {
               param.type = ObjCNullable(param.type);
             }
           }
diff --git a/test/native_objc_test/nullable_inheritance_test.dart b/test/native_objc_test/nullable_inheritance_test.dart
index 429d96a3..fd3052ce 100644
--- a/test/native_objc_test/nullable_inheritance_test.dart
+++ b/test/native_objc_test/nullable_inheritance_test.dart
@@ -21,7 +21,8 @@ void main() {
   group('Nullable inheritance', () {
     setUpAll(() {
       logWarnings();
-      final dylib = File('test/native_objc_test/nullable_inheritance_test.dylib');
+      final dylib =
+          File('test/native_objc_test/nullable_inheritance_test.dylib');
       verifySetupFile(dylib);
       lib = NullableInheritanceTestObjCLibrary(
           DynamicLibrary.open(dylib.absolute.path));
diff --git a/test/native_objc_test/nullable_test.dart b/test/native_objc_test/nullable_test.dart
index 6daa18f6..9aed94e1 100644
--- a/test/native_objc_test/nullable_test.dart
+++ b/test/native_objc_test/nullable_test.dart
@@ -61,8 +61,7 @@ void main() {
 
     group('Not-nullable arguments', () {
       test('Not null', () {
-        expect(
-            NullableInterface.isNullWithNotNullableNSObjectPtrArg_(lib, obj),
+        expect(NullableInterface.isNullWithNotNullableNSObjectPtrArg_(lib, obj),
             false);
       });
     });