diff --git a/pkg/expect/analysis_options.yaml b/pkg/expect/analysis_options.yaml
index 830fa83c359..12752954da8 100644
--- a/pkg/expect/analysis_options.yaml
+++ b/pkg/expect/analysis_options.yaml
@@ -7,3 +7,5 @@ analyzer:
 linter:
   rules:
     - lines_longer_than_80_chars
+    - unnecessary_const_in_enum_constructor
+    - unnecessary_type_name_in_constructor
diff --git a/pkg/expect/lib/expect.dart b/pkg/expect/lib/expect.dart
index b7792f818b0..db5dac96752 100644
--- a/pkg/expect/lib/expect.dart
+++ b/pkg/expect/lib/expect.dart
@@ -913,7 +913,7 @@ class ExpectException {
   final String message;
   final String name;
 
-  ExpectException(this.message) : name = _getTestName();
+  new(this.message) : name = _getTestName();
 
   @override
   String toString() {
diff --git a/pkg/expect/lib/legacy/minitest.dart b/pkg/expect/lib/legacy/minitest.dart
index 45ac4de87f5..7b21be0b402 100644
--- a/pkg/expect/lib/legacy/minitest.dart
+++ b/pkg/expect/lib/legacy/minitest.dart
@@ -208,5 +208,5 @@ class _Group {
 class _Expectation {
   final _ExpectationFunction function;
 
-  _Expectation(this.function);
+  new(this.function);
 }
diff --git a/pkg/expect/pubspec.yaml b/pkg/expect/pubspec.yaml
index 28d73d5e8ce..5c0a01f6669 100644
--- a/pkg/expect/pubspec.yaml
+++ b/pkg/expect/pubspec.yaml
@@ -10,7 +10,7 @@ description: >-
 publish_to: none
 
 environment:
-  sdk: '^3.12.0-0'
+  sdk: '^3.13.0-0'
 
 resolution: workspace
 
diff --git a/pkg/expect/test/identical_distinct_test.dart b/pkg/expect/test/identical_distinct_test.dart
index 9fa55bb363a..a794e144230 100644
--- a/pkg/expect/test/identical_distinct_test.dart
+++ b/pkg/expect/test/identical_distinct_test.dart
@@ -87,7 +87,7 @@ void main() {
 
 class C {
   final Object x;
-  const C(this.x);
+  const new(this.x);
   @override
   int get hashCode => x.hashCode;
   @override