diff --git a/mydata_benchmarks/views.py b/mydata_benchmarks/views.py
index 560f3bb..918ad45 100644
--- a/mydata_benchmarks/views.py
+++ b/mydata_benchmarks/views.py
@@ -96,6 +96,7 @@ def benchmark_submit_view(request):
         return JsonResponse({'message': 'The submitted data is not valid.'}, status=422)
 
     url = opendata.url('api/benchmarks/')
+    my_log.debug('Sending benchmark to %s', url)
     try:
         r = requests.post(url, json=benchmark_data, verify=True, headers=headers)
     except requests.exceptions.ConnectionError as ex:
@@ -104,6 +105,7 @@ def benchmark_submit_view(request):
                             status=503)
 
     if r.status_code != 201:
+        my_log.info('Response code %d received from %s: %s', r.status_code, url, r.text)
         # TODO provide meaningful error message
         return JsonResponse({'message': 'The submitted data is not valid'}, status=r.status_code)
 
@@ -121,6 +123,8 @@ def benchmark_submit_view(request):
 
     log.info('Stored benchmark %s' % response['benchmark_id'])
 
+    # TODO(Sybren): include Location header indicating where the
+    # submitted benchmark can be viewed.
     return JsonResponse({'message': 'All was well.',
                          'benchmark_id': response['benchmark_id']},
                         status=201)