--- a/crates/ipu-codegen/src/mid/packing.rs
+++ b/crates/ipu-codegen/src/mid/packing.rs
@@ -175,6 +175,9 @@
     #[test]
     fn distributed_panels_retile_without_unpacking_the_packed_intermediate() {
         for view in [false, true] {
+            let mut provenance = crate::ComputeGraph::new();
+            let argument = provenance.host_input("x", [1, 16]).unwrap();
+            provenance.gelu(argument).unwrap();
             let source = TensorType::new(
                 if view {
                     vec![1, 729, 144]
@@ -231,8 +234,8 @@
                 }],
                 outputs: vec![MidValueId(1)],
                 operations: vec![MidOperation {
-                    site: None,
-                    source: None,
+                    site: Some("packing".into()),
+                    source: Some(provenance.operations()[0].id),
                     inputs: vec![MidValueId(0)],
                     results: vec![MidValueId(1)],
                     kind: MidOperationKind::Copy {
@@ -254,11 +257,15 @@
                 .filter_map(|rows| program.with_distributed_packing(rows))
                 .collect::<Vec<_>>();
             assert!(!candidates.is_empty() && candidates.len() <= 4);
-            for packed in candidates {
+            for (index, packed) in candidates.into_iter().enumerate() {
                 let low = crate::lower_to_tiles(
                     &crate::low::expand::expand_tiles(&packed, false).unwrap(),
                     false,
                 );
+                if let Ok(directory) = std::env::var("IPU_REFACTOR_PACKING_CAPTURE") {
+                    std::fs::create_dir_all(&directory).unwrap();
+                    std::fs::write(std::path::Path::new(&directory).join(format!("view-{view}-{index}.txt")), format!("{low:#?}")).unwrap();
+                }
                 let mut packs = 0;
                 for run in &low.kernel_runs {
                     if let TileKernelSpec::Rearrange { from, to } = &run.kernel {