diff --git a/experiments/saxpy/cuda/ramble.yaml b/experiments/saxpy/cuda/ramble.yaml
index 83483ffd..d9d15703 100644
--- a/experiments/saxpy/cuda/ramble.yaml
+++ b/experiments/saxpy/cuda/ramble.yaml
@@ -19,8 +19,8 @@ ramble:
             saxpy_{n}_{n_nodes}_{processes_per_node}_{n_ranks}:
               variables:
                 processes_per_node: '4'
-                n_nodes: ['1','2']
-                n: ['512', '1024']
+                n_nodes: '1'
+                n: ['128', '256', '512', '1024']
               matrix:
               - n
   spack: