diff --git a/examples/machine-learning/a3-ultragpu-8g/a3ultra-slurm-blueprint.yaml b/examples/machine-learning/a3-ultragpu-8g/a3ultra-slurm-blueprint.yaml
index 29b08add88..39718c8842 100644
--- a/examples/machine-learning/a3-ultragpu-8g/a3ultra-slurm-blueprint.yaml
+++ b/examples/machine-learning/a3-ultragpu-8g/a3ultra-slurm-blueprint.yaml
@@ -408,6 +408,7 @@ deployment_groups:
       partition_name: a3ultra
       is_default: true
       partition_conf:
+        OverSubscribe: EXCLUSIVE
         ResumeTimeout: 900
         SuspendTimeout: 600