diff --git a/test/util/neural_quantizer_test.dart b/test/util/neural_quantizer_test.dart
index eb519b1e..19972017 100644
--- a/test/util/neural_quantizer_test.dart
+++ b/test/util/neural_quantizer_test.dart
@@ -6,7 +6,7 @@ import '../_test_util.dart';
 
 void main() {
   group('Util', () {
-    group('neuralQuantizer', () {
+    test('neuralQuantizer', () {
       final img = Image(width: 256, height: 256);
       for (final p in img) {
         p
diff --git a/test/util/octree_quantizer_test.dart b/test/util/octree_quantizer_test.dart
index ff1ee24a..8a567e0a 100644
--- a/test/util/octree_quantizer_test.dart
+++ b/test/util/octree_quantizer_test.dart
@@ -6,7 +6,7 @@ import '../_test_util.dart';
 
 void main() {
   group('Util', () {
-    group('octreeQuantizer', () {
+    test('octreeQuantizer', () {
       final img = Image(width: 256, height: 256);
       for (final p in img) {
         p