diff --git a/sagemaker-train/tests/integ/train/test_cpt_data_mixing_hyperpod.py b/sagemaker-train/tests/integ/train/test_cpt_data_mixing_hyperpod.py
index 64c12689cc..249aba5652 100644
--- a/sagemaker-train/tests/integ/train/test_cpt_data_mixing_hyperpod.py
+++ b/sagemaker-train/tests/integ/train/test_cpt_data_mixing_hyperpod.py
@@ -29,6 +29,7 @@
 
 import json
 import logging
+import os
 import subprocess
 import time
 import random
@@ -46,7 +47,9 @@
 
 # Test configuration
 REGION = "us-east-1"
-CLUSTER_NAME = "riv-rig"
+# HyperPod cluster provisioned for the pysdk integ-test account in us-east-1.
+# Overridable via env var so a cluster rename does not require a code change.
+CLUSTER_NAME = os.environ.get("PYSDK_HYPERPOD_CLUSTER_NAME", "pysdk-hp-integ-tests")
 INSTANCE_TYPE = "ml.p5.48xlarge"
 NODE_COUNT = 2
 MODEL_NAME = "nova-textgeneration-micro"
diff --git a/sagemaker-train/tests/integ/train/test_cpt_hyperpod.py b/sagemaker-train/tests/integ/train/test_cpt_hyperpod.py
index 0bf31e4ab1..2a10a732e9 100644
--- a/sagemaker-train/tests/integ/train/test_cpt_hyperpod.py
+++ b/sagemaker-train/tests/integ/train/test_cpt_hyperpod.py
@@ -29,6 +29,7 @@
 
 import json
 import logging
+import os
 import subprocess
 import time
 import random
@@ -45,7 +46,9 @@
 
 # Test configuration
 REGION = "us-east-1"
-CLUSTER_NAME = "riv-rig"
+# HyperPod cluster provisioned for the pysdk integ-test account in us-east-1.
+# Overridable via env var so a cluster rename does not require a code change.
+CLUSTER_NAME = os.environ.get("PYSDK_HYPERPOD_CLUSTER_NAME", "pysdk-hp-integ-tests")
 INSTANCE_TYPE = "ml.p5.48xlarge"
 NODE_COUNT = 2
 MODEL_NAME = "nova-textgeneration-micro"
diff --git a/sagemaker-train/tests/integ/train/test_sft_data_mixing_hyperpod.py b/sagemaker-train/tests/integ/train/test_sft_data_mixing_hyperpod.py
index 5e7c00b045..c9668fa421 100644
--- a/sagemaker-train/tests/integ/train/test_sft_data_mixing_hyperpod.py
+++ b/sagemaker-train/tests/integ/train/test_sft_data_mixing_hyperpod.py
@@ -30,6 +30,7 @@
 
 import json
 import logging
+import os
 import time
 import random
 
@@ -49,7 +50,9 @@
 REGION = "us-east-1"
 DATA_PREFIX = "test-sft-data-mixing-hyperpod-integ"
 NUM_TRAINING_SAMPLES = 300
-HYPERPOD_CLUSTER_NAME = "riv-rig"
+# HyperPod cluster provisioned for the pysdk integ-test account in us-east-1.
+# Overridable via env var so a cluster rename does not require a code change.
+HYPERPOD_CLUSTER_NAME = os.environ.get("PYSDK_HYPERPOD_CLUSTER_NAME", "pysdk-hp-integ-tests")
 HYPERPOD_INSTANCE_TYPE = "ml.p5.48xlarge"