diff --git a/sklearn/metrics/cluster/_supervised.py b/sklearn/metrics/cluster/_supervised.py
index 3cf72ea3abaa0..60ed30f598287 100644
--- a/sklearn/metrics/cluster/_supervised.py
+++ b/sklearn/metrics/cluster/_supervised.py
@@ -254,6 +254,12 @@ def pair_confusion_matrix(labels_true, labels_pred):
     return C
 
 
+@validate_params(
+    {
+        "labels_true": ["array-like"],
+        "labels_pred": ["array-like"],
+    }
+)
 def rand_score(labels_true, labels_pred):
     """Rand index.
 
diff --git a/sklearn/tests/test_public_functions.py b/sklearn/tests/test_public_functions.py
index 95b9a131e5672..8289ec1afe7d0 100644
--- a/sklearn/tests/test_public_functions.py
+++ b/sklearn/tests/test_public_functions.py
@@ -229,6 +229,7 @@ def _check_function_param_validation(
     "sklearn.metrics.precision_recall_fscore_support",
     "sklearn.metrics.precision_score",
     "sklearn.metrics.r2_score",
+    "sklearn.metrics.rand_score",
     "sklearn.metrics.recall_score",
     "sklearn.metrics.roc_auc_score",
     "sklearn.metrics.roc_curve",