diff --git a/garminexport/backup.py b/garminexport/backup.py
index 1d0f11b..b053c79 100644
--- a/garminexport/backup.py
+++ b/garminexport/backup.py
@@ -115,6 +115,7 @@ def download(client, activity, backup_dir, export_formats=None):
     id = activity[0]
         
     if 'json_summary' in export_formats:
+        log.debug("getting json summary for %s", id)
         activity_summary = client.get_activity_summary(id)
         dest = os.path.join(
             backup_dir, export_filename(activity, 'json_summary'))
@@ -123,6 +124,7 @@ def download(client, activity, backup_dir, export_formats=None):
                 activity_summary, ensure_ascii=False, indent=4))
             
     if 'json_details' in export_formats:
+        log.debug("getting json details for %s", id)
         activity_details = client.get_activity_details(id)
         dest = os.path.join(
             backup_dir, export_filename(activity, 'json_details'))
@@ -133,6 +135,7 @@ def download(client, activity, backup_dir, export_formats=None):
     not_found_path = os.path.join(backup_dir, not_found_file)
     with open(not_found_path, mode="a") as not_found:    
         if 'gpx' in export_formats:
+            log.debug("getting gpx for %s", id)
             activity_gpx = client.get_activity_gpx(id)
             dest = os.path.join(
                 backup_dir, export_filename(activity, 'gpx'))        
@@ -143,6 +146,7 @@ def download(client, activity, backup_dir, export_formats=None):
                     f.write(activity_gpx)
             
         if 'tcx' in export_formats:
+            log.debug("getting tcx for %s", id)
             activity_tcx = client.get_activity_tcx(id)
             dest = os.path.join(
                 backup_dir, export_filename(activity, 'tcx'))        
@@ -153,6 +157,7 @@ def download(client, activity, backup_dir, export_formats=None):
                     f.write(activity_tcx)
             
         if 'fit' in export_formats:
+            log.debug("getting fit for %s", id)
             activity_fit = client.get_activity_fit(id)
             dest = os.path.join(
                 backup_dir, export_filename(activity, 'fit'))
diff --git a/garminexport/garminclient.py b/garminexport/garminclient.py
index d9f113b..e1801e7 100755
--- a/garminexport/garminclient.py
+++ b/garminexport/garminclient.py
@@ -265,9 +265,9 @@ class GarminClient(object):
         :returns: The activity summary as a JSON dict.
         :rtype: dict
         """
-        response = self.session.get("https://connect.garmin.com/modern/proxy/activity-service-1.3/json/activity/{}".format(activity_id))
+        response = self.session.get("https://connect.garmin.com/modern/proxy/activity-service-1.3/json/activity_embed/{}".format(activity_id))
         if response.status_code != 200:
-            raise Exception(u"failed to fetch activity {}: {}\n{}".format(
+            raise Exception(u"failed to fetch json summary for activity {}: {}\n{}".format(
                 activity_id, response.status_code, response.text))
         return json.loads(response.text)
 
@@ -285,7 +285,7 @@ class GarminClient(object):
         # mounted at xml or json depending on result encoding
         response = self.session.get("https://connect.garmin.com/modern/proxy/activity-service-1.3/json/activityDetails/{}".format(activity_id))
         if response.status_code != 200:
-            raise Exception(u"failed to fetch activity details for {}: {}\n{}".format(
+            raise Exception(u"failed to fetch json activityDetails for {}: {}\n{}".format(
                 activity_id, response.status_code, response.text))        
         return json.loads(response.text)
 
@@ -357,7 +357,7 @@ class GarminClient(object):
             return (None,None)
         if response.status_code != 200:
             raise Exception(
-                u"failed to get original activity file {}: {}\n{}".format(
+                u"failed to get original activity file for {}: {}\n{}".format(
                 activity_id, response.status_code, response.text))
 
         # return the first entry from the zip archive where the filename is