diff --git a/aeon/clustering/feature_based/_r_cluster.py b/aeon/clustering/feature_based/_r_cluster.py
index 4b6298c141..5c06f93870 100644
--- a/aeon/clustering/feature_based/_r_cluster.py
+++ b/aeon/clustering/feature_based/_r_cluster.py
@@ -478,4 +478,5 @@ def _get_test_params(cls, parameter_set="default") -> dict:
         """
         return {
             "n_clusters": 2,
+            "random_state": 1,
         }