diff --git a/tests/unit/algo/classification/conftest.py b/tests/unit/algo/classification/conftest.py
index bf953c9bc4..a283eff41b 100644
--- a/tests/unit/algo/classification/conftest.py
+++ b/tests/unit/algo/classification/conftest.py
@@ -81,6 +81,7 @@ def fxt_hlabel_multilabel_info() -> HLabelInfo:
             "Red_Joker",
             "Extra_Joker",
         ],
+        label_ids=[str(i) for i in range(9)],
         label_groups=[
             ["Heart", "Spade"],
             ["Heart_Queen", "Heart_King"],
diff --git a/tests/unit/core/metrics/test_accuracy.py b/tests/unit/core/metrics/test_accuracy.py
index d3c43a8a08..73486330a3 100644
--- a/tests/unit/core/metrics/test_accuracy.py
+++ b/tests/unit/core/metrics/test_accuracy.py
@@ -52,7 +52,7 @@ def test_default_multi_class_cls_metric_callable(self, fxt_multiclass_labelinfo:
         metric = MultiClassClsMetricCallable(fxt_multiclass_labelinfo)
         assert isinstance(metric.accuracy, MulticlassAccuracy)
 
-        one_class_label_info = LabelInfo(label_names=["class1"], label_groups=[["class1"]])
+        one_class_label_info = LabelInfo(label_names=["class1"], label_groups=[["class1"]], label_ids=["0"])
         assert one_class_label_info.num_classes == 1
         binary_metric = MultiClassClsMetricCallable(one_class_label_info)
         assert isinstance(binary_metric.accuracy, BinaryAccuracy)
diff --git a/tests/unit/core/types/test_label.py b/tests/unit/core/types/test_label.py
index 3ae1ae1f46..8b853e4c4c 100644
--- a/tests/unit/core/types/test_label.py
+++ b/tests/unit/core/types/test_label.py
@@ -17,9 +17,10 @@ def test_seg_label_info():
     # Automatically insert background label at zero index
     assert SegLabelInfo.from_num_classes(3) == SegLabelInfo(
         ["label_0", "label_1", "label_2"],
+        ["0", "1", "2"],
         [["label_0", "label_1", "label_2"]],
     )
-    assert SegLabelInfo.from_num_classes(1) == SegLabelInfo(["background", "label_0"], [["background", "label_0"]])
+    assert SegLabelInfo.from_num_classes(1) == SegLabelInfo(["background", "label_0"], ["0", "1"], [["background", "label_0"]])
     assert SegLabelInfo.from_num_classes(0) == NullLabelInfo()