diff --git a/analysis_options.yaml b/analysis_options.yaml
index 1ce0eed14..e6bbadcc0 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -3,15 +3,15 @@ include: package:lints/recommended.yaml
 analyzer:
   errors:
     always_declare_return_types: error
-    always_put_control_body_on_new_line: warning
+    always_put_control_body_on_new_line: error
     avoid_renaming_method_parameters: error
     avoid_void_async: error
     camel_case_types: error
     constant_identifier_names: error
     deprecated_member_use_from_same_package: ignore
     non_constant_identifier_names: error
-    prefer_single_quotes: warning
-    require_trailing_commas: warning
+    prefer_single_quotes: error
+    require_trailing_commas: error
     todo: ignore
 
 linter:
diff --git a/dio_test/analysis_options.yaml b/dio_test/analysis_options.yaml
new file mode 100644
index 000000000..855abd7dc
--- /dev/null
+++ b/dio_test/analysis_options.yaml
@@ -0,0 +1,5 @@
+include: ../analysis_options.yaml
+
+linter:
+  rules:
+    depend_on_referenced_packages: false
diff --git a/dio_test/lib/src/test/suite.dart b/dio_test/lib/src/test/suite.dart
index c05b4a8de..05daa2201 100644
--- a/dio_test/lib/src/test/suite.dart
+++ b/dio_test/lib/src/test/suite.dart
@@ -23,5 +23,8 @@ const _tests = [
 void dioAdapterTestSuite(
   Dio Function(String baseUrl) create, {
   List<TestSuiteFunction> tests = _tests,
-}) =>
-    tests.forEach((test) => test(create));
+}) {
+  for (final test in tests) {
+    test(create);
+  }
+}
diff --git a/dio_test/pubspec.yaml b/dio_test/pubspec.yaml
index b3454e984..3033b41a9 100644
--- a/dio_test/pubspec.yaml
+++ b/dio_test/pubspec.yaml
@@ -13,4 +13,5 @@ dependencies:
   path: any
 
 dev_dependencies:
+  lints: any
   test: any