diff --git a/packages/geometry/test/src/geometry_test.dart b/packages/geometry/test/src/geometry_test.dart
index 874b1404..b83d6390 100644
--- a/packages/geometry/test/src/geometry_test.dart
+++ b/packages/geometry/test/src/geometry_test.dart
@@ -159,7 +159,7 @@ void main() {
 
   group('centroid', () {
     test('throws AssertionError when vertices are empty', () {
-      expect(() => centroid([]), throwsAssertionError);
+      expect(() => centroid([]), throwsA(isA<AssertionError>()));
     });
 
     test('is correct when one vertex is given', () {