diff --git a/configs/kubeflow-trainer-values.yaml b/configs/kubeflow-trainer-values.yaml
index 4bd3bf3..1cd90b8 100644
--- a/configs/kubeflow-trainer-values.yaml
+++ b/configs/kubeflow-trainer-values.yaml
@@ -6,6 +6,9 @@
 jobset:
   install: true
   fullnameOverride: jobset
+  controller:
+    nodeSelector:
+      nodegroup: nd
 
 image:
   registry: ghcr.io
@@ -14,6 +17,8 @@ image:
 
 manager:
   replicas: 1
+  nodeSelector:
+    nodegroup: nd
   resources:
     limits:
       cpu: 200m
diff --git a/configs/volcano-trainjob-integration.yaml b/configs/volcano-trainjob-integration.yaml
index 5960612..2cc6bbe 100644
--- a/configs/volcano-trainjob-integration.yaml
+++ b/configs/volcano-trainjob-integration.yaml
@@ -54,7 +54,7 @@ spec:
   # MinMember ensures all pods are scheduled together (gang scheduling)
   minMember: 2
   queue: training-queue
-  priorityClassName: normal-priority
+  priorityClassName: training-priority
   minResources:
     cpu: "32"
     memory: "128Gi"
diff --git a/configs/volcano-values.yaml b/configs/volcano-values.yaml
index 27de39a..2bb24fe 100644
--- a/configs/volcano-values.yaml
+++ b/configs/volcano-values.yaml
@@ -45,6 +45,10 @@ custom:
           binpack.resources: nvidia.com/gpu
           binpack.resources.nvidia.com/gpu.weight: 5
 
+  # Node selector - schedule Volcano components on non-GPU nodes
+  default_ns:
+    nodegroup: nd
+
   # API rate limits
   scheduler_kube_api_qps: 2000
   scheduler_kube_api_burst: 2000