diff --git a/pdelfin/beakerpipeline.py b/pdelfin/beakerpipeline.py
index f3ad5a5..bef0ab8 100644
--- a/pdelfin/beakerpipeline.py
+++ b/pdelfin/beakerpipeline.py
@@ -688,7 +688,7 @@ def submit_beaker_job(args):
                     EnvVar(name="AWS_CREDENTIALS_FILE", secret=f"{owner}-AWS_CREDENTIALS_FILE"),
                 ],
                 resources=TaskResources(gpu_count=1),
-                constraints=Constraints(cluster=args.beaker_cluster),
+                constraints=Constraints(cluster=args.beaker_cluster if isinstance(args.beaker_cluster, list) else [args.beaker_cluster]),
                 result=ResultSpec(path="/noop-results"),
             )
         ],
diff --git a/pyproject.toml b/pyproject.toml
index 5338d7a..5a81c16 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -73,6 +73,7 @@ dev = [
 inference = [
     #"sglang["all"] 
     #"git+https://github.com/sgl-project/sglang.git@eff468dd5a3d24646560eb044276585f7a11ac3c#subdirectory=python&egg=sglang[all]"
+    "beaker-py",
 ]
 
 train = [