diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 79879f3..419c645 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -65,7 +65,7 @@ jobs:
       with:
         python-version: '3.x'
 
-    - name: Check that tag version matches climetlab version
+    - name: Check that tag version matches code version
       run: |
           tag=${GITHUB_REF#refs/tags/}
           version=$(python setup.py --version)
diff --git a/.gitignore b/.gitignore
index 4e366fd..02b3b82 100644
--- a/.gitignore
+++ b/.gitignore
@@ -137,3 +137,4 @@ data
 *.grib
 *.grib2
 ?
+*.download
diff --git a/ecmwf/opendata/__init__.py b/ecmwf/opendata/__init__.py
index 7cc3f4f..bb69af1 100644
--- a/ecmwf/opendata/__init__.py
+++ b/ecmwf/opendata/__init__.py
@@ -12,4 +12,4 @@
 
 __version__ = "0.0.1"
 
-__all__ = ["download", "Downloader"]
+__all__ = ["Client"]
diff --git a/ecmwf/opendata/client.py b/ecmwf/opendata/client.py
index f99e8b9..7da8e9c 100644
--- a/ecmwf/opendata/client.py
+++ b/ecmwf/opendata/client.py
@@ -7,14 +7,15 @@
 # granted to it by virtue of its status as an intergovernmental organisation
 # nor does it submit to any jurisdiction.
 #
-import datetime
+
 import itertools
+import json
 import logging
 import os
 import re
-import json
+
 import requests
-from multiurl import download
+from multiurl import download, robust
 
 from .date import fulldate
 
@@ -101,19 +102,19 @@ def get_parts(self, data_urls, for_index):
             base, _ = os.path.splitext(url)
             index_url = f"{base}.index"
 
-            r = requests.get(index_url)
+            r = robust(requests.get)(index_url)
             r.raise_for_status()
 
-
             parts = []
             for line in r.iter_lines():
                 line = json.loads(line)
+                # LOG.debug(line)
                 matches = 0
                 for name, values in for_index.items():
-                    if line[name] in values:
-                        matches +=1
+                    if line.get(name) in values:
+                        matches += 1
                 if matches == count:
-                    parts.append((line['_offset'], line['_length']))
+                    parts.append((line["_offset"], line["_length"]))
 
             if parts:
                 result.append((url, parts))
diff --git a/setup.py b/setup.py
index f4b47df..d5a50b0 100644
--- a/setup.py
+++ b/setup.py
@@ -41,7 +41,7 @@ def read(fname):
     url="https://github.com/ecmwf/ecmwf-opendata",
     packages=setuptools.find_namespace_packages(include=["ecmwf.*"]),
     include_package_data=True,
-    install_requires=["multiurl"],
+    install_requires=["multiurl>=0.0.6"],
     zip_safe=True,
     keywords="tool",
     classifiers=[