diff --git a/stacks/pinot-noir-gcc/definitions_cuda.yaml b/stacks/pinot-noir-gcc/definitions_cuda.yaml
index bae08ed6dfee38a9b235bb9eb349cbfeca3f3e7e..4710276c2be849f7ba905a7c66ce192ee3a206eb 100644
--- a/stacks/pinot-noir-gcc/definitions_cuda.yaml
+++ b/stacks/pinot-noir-gcc/definitions_cuda.yaml
@@ -5,4 +5,4 @@ definitions:
 
   - cuda_serial_codes:
       - nccl
-      - nvshmem +pmix
+      - nvshmem