diff --git a/lib/src/custom_matcher.dart b/lib/src/custom_matcher.dart
index 6473c72..a37933d 100644
--- a/lib/src/custom_matcher.dart
+++ b/lib/src/custom_matcher.dart
@@ -28,7 +28,7 @@
 /// and then use this for example like:
 ///
 /// ```dart
-/// expect(inventoryItem, new HasPrice(greaterThan(0)));
+/// expect(inventoryItem, HasPrice(greaterThan(0)));
 /// ```
 class CustomMatcher extends Matcher {
   final String _featureDescription;
diff --git a/lib/src/type_matcher.dart b/lib/src/type_matcher.dart
index 398bc32..b5ea046 100644
--- a/lib/src/type_matcher.dart
+++ b/lib/src/type_matcher.dart
@@ -19,7 +19,7 @@
 /// object.
 ///
 /// ```dart
-/// expect(shouldBeDuration, new TypeMatcher<Duration>());
+/// expect(shouldBeDuration, TypeMatcher<Duration>());
 /// ```
 ///
 /// If you want to further validate attributes of the specified [Type], use the
@@ -27,7 +27,7 @@
 ///
 /// ```dart
 /// void shouldThrowRangeError(int value) {
-///   throw new RangeError.range(value, 10, 20);
+///   throw RangeError.range(value, 10, 20);
 /// }
 ///
 /// expect(