diff --git a/feedstock/iids_pr.yaml b/feedstock/iids_pr.yaml
index f6a0fa6..f41446b 100644
--- a/feedstock/iids_pr.yaml
+++ b/feedstock/iids_pr.yaml
@@ -1 +1,2 @@
-   - "CMIP6.*.*.[CNRM-CM6-1,CanESM5].historical.r1i1p1f1.Omon.[tos, so].*.*"
+   # - "CMIP6.*.*.[CNRM-CM6-1,CanESM5].historical.r1i1p1f1.Omon.[tos, so].*.*"
+   - 'CMIP6.RFMIP.*.*.rad-irf.*.Efx.*.*.*'
diff --git a/feedstock/recipe.py b/feedstock/recipe.py
index c225243..c426832 100644
--- a/feedstock/recipe.py
+++ b/feedstock/recipe.py
@@ -158,6 +158,15 @@ async def get_recipe_inputs():
 for iid, data in recipe_data.items():
     urls = get_sorted_http_urls_from_iid_dict(data)
     pattern = pattern_from_file_sequence(urls, concat_dim="time")
+
+    # to accomodate single file we cannot parse target chunks (https://github.com/pangeo-forge/pangeo-forge-recipes/issues/275)
+    if len(urls) > 1:
+        chunk_fn = dynamic_chunking_func
+        combine_dims = pattern.combine_dim_keys
+    else:
+        chunk_fn = None
+        combine_dims = []
+
     recipes[iid] = (
         f"Creating {iid}" >> beam.Create(pattern.items())
         # | CheckpointFileTransfer(
@@ -176,8 +185,8 @@ async def get_recipe_inputs():
         | Preprocessor()
         | StoreToZarr(
             store_name=f"{iid}.zarr",
-            combine_dims=pattern.combine_dim_keys,
-            dynamic_chunking_fn=dynamic_chunking_func,
+            combine_dims=combine_dims,
+            dynamic_chunking_fn=chunk_fn,
         )
         | InjectAttrs({"pangeo_forge_api_responses": data})
         | ConsolidateDimensionCoordinates()
diff --git a/feedstock/requirements.txt b/feedstock/requirements.txt
index cef01a8..54a2e2b 100644
--- a/feedstock/requirements.txt
+++ b/feedstock/requirements.txt
@@ -1,13 +1,8 @@
-leap-data-management-utils==0.0.12
+git+https://github.com/leap-stc/leap-data-management-utils.git@allow-no-time-in-tests
+#leap-data-management-utils==0.0.12
 git+https://github.com/jbusecke/pangeo-forge-esgf.git@new-request-scheme
 dynamic-chunks==0.0.3
-#git+https://github.com/pangeo-forge/pangeo-forge-recipes@feature/concurrency-control
-git+https://github.com/ranchodeluxe/xarray@ranchodeluxe-patch-1#egg=xarray
-git+https://github.com/ranchodeluxe/rioxarray
-git+https://github.com/ranchodeluxe/datatree@main#egg=xarray-datatree
-git+https://github.com/pangeo-forge/pangeo-forge-recipes@jb/xarray-hack #see @gc/cached_disabled but with cache
-#git+https://github.com/moradology/httpfs-sync.git@feature/pool-reuse
-#httpfs-sync>=0.0.2
+pangeo-forge-recipes==0.10.8
 zarr==2.16.1
 gcsfs
 apache-beam[gcp]