diff --git a/packages/dart/lib/parse_server_sdk.dart b/packages/dart/lib/parse_server_sdk.dart
index 85e9ab09..cec24692 100644
--- a/packages/dart/lib/parse_server_sdk.dart
+++ b/packages/dart/lib/parse_server_sdk.dart
@@ -1,5 +1,4 @@
 // ignore_for_file: unnecessary_import
-library flutter_parse_sdk;
 
 import 'dart:async';
 import 'dart:convert';
diff --git a/packages/dart/lib/src/network/http_client_io.dart b/packages/dart/lib/src/network/http_client_io.dart
index f9419381..56a1a785 100644
--- a/packages/dart/lib/src/network/http_client_io.dart
+++ b/packages/dart/lib/src/network/http_client_io.dart
@@ -1,6 +1,6 @@
 import 'dart:io';
 import 'package:http/io_client.dart';
 
-getClient(SecurityContext securityContext) {
+IOClient getClient(SecurityContext securityContext) {
   return IOClient(HttpClient(context: securityContext));
 }
diff --git a/packages/dart/lib/src/network/http_client_js.dart b/packages/dart/lib/src/network/http_client_js.dart
index 92504f2a..f7c9b54e 100644
--- a/packages/dart/lib/src/network/http_client_js.dart
+++ b/packages/dart/lib/src/network/http_client_js.dart
@@ -1,5 +1,5 @@
 import 'package:http/browser_client.dart';
 
-getClient(dynamic securityContext) {
+BrowserClient getClient(dynamic securityContext) {
   return BrowserClient();
 }
diff --git a/packages/dart/lib/src/network/parse_dio_client.dart b/packages/dart/lib/src/network/parse_dio_client.dart
index bb13373a..f339c613 100644
--- a/packages/dart/lib/src/network/parse_dio_client.dart
+++ b/packages/dart/lib/src/network/parse_dio_client.dart
@@ -68,8 +68,10 @@ class ParseDioClient extends ParseClient {
           statusCode: error.response?.statusCode ?? ParseError.otherCause,
         );
       } else {
-        return _getOtherCaseErrorForParseNetworkResponse(
-          error.error.toString(),
+        return ParseNetworkByteResponse(
+          data:
+              "{\"code\":${ParseError.otherCause},\"error\":\"${error.error.toString()}\"}",
+          statusCode: ParseError.otherCause,
         );
       }
     }
@@ -160,7 +162,7 @@ class ParseDioClient extends ParseClient {
     }
   }
 
-  _getOtherCaseErrorForParseNetworkResponse(String error) {
+  ParseNetworkResponse _getOtherCaseErrorForParseNetworkResponse(String error) {
     return ParseNetworkResponse(
       data: "{\"code\":${ParseError.otherCause},\"error\":\"$error\"}",
       statusCode: ParseError.otherCause,
diff --git a/packages/dart/lib/src/objects/parse_installation.dart b/packages/dart/lib/src/objects/parse_installation.dart
index 9408038a..f5c6603e 100644
--- a/packages/dart/lib/src/objects/parse_installation.dart
+++ b/packages/dart/lib/src/objects/parse_installation.dart
@@ -276,7 +276,7 @@ class ParseInstallation extends ParseObject {
     await save();
   }
 
-  ///Returns an <List<String>> containing all the channel names this device is subscribed to.
+  ///Returns a `List<String>` containing all the channel names this device is subscribed to.
   Future<List<dynamic>> getSubscribedChannels() async {
     print('getSubscribedChannels');
     final ParseResponse apiResponse = await ParseObject(
diff --git a/packages/dart/pubspec.yaml b/packages/dart/pubspec.yaml
index 39c035fb..34e7ec6d 100644
--- a/packages/dart/pubspec.yaml
+++ b/packages/dart/pubspec.yaml
@@ -42,7 +42,7 @@ dependencies:
   cross_file: ^0.3.3+8
 
 dev_dependencies:
-  lints: ^4.0.0
+  lints: ">=4.0.0 <7.0.0"
 
   # Testing
   build_runner: ^2.4.9
diff --git a/packages/dart/test/src/objects/parse_base_test.dart b/packages/dart/test/src/objects/parse_base_test.dart
index fd5182b2..438f0d43 100644
--- a/packages/dart/test/src/objects/parse_base_test.dart
+++ b/packages/dart/test/src/objects/parse_base_test.dart
@@ -5,7 +5,7 @@ import 'package:test/test.dart';
 import '../../parse_query_test.mocks.dart';
 import '../../test_utils.dart';
 
-main() {
+void main() {
   setUpAll(() async {
     await initializeParse();
   });