diff --git a/swh/web/misc/urls.py b/swh/web/misc/urls.py
index 7ed8c3be..c26ef027 100644
--- a/swh/web/misc/urls.py
+++ b/swh/web/misc/urls.py
@@ -1,102 +1,102 @@
 # Copyright (C) 2019  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 import json
 
 import requests
 import sentry_sdk
 
 from django.conf.urls import url, include
 from django.contrib.staticfiles import finders
 from django.http import JsonResponse
 from django.shortcuts import render
 
 from swh.web.common import service
 from swh.web.config import get_config
 from swh.web.misc.metrics import prometheus_metrics
 
 
 def _jslicenses(request):
     jslicenses_file = finders.find("jssources/jslicenses.json")
     jslicenses_data = json.load(open(jslicenses_file))
     jslicenses_data = sorted(
         jslicenses_data.items(), key=lambda item: item[0].split("/")[-1]
     )
     return render(request, "misc/jslicenses.html", {"jslicenses_data": jslicenses_data})
 
 
 def _stat_counters(request):
     stat_counters = service.stat_counters()
     url = get_config()["history_counters_url"]
     stat_counters_history = "null"
     if url:
         try:
             response = requests.get(url, timeout=5)
-            stat_counters_history = response.text
+            stat_counters_history = json.loads(response.text)
         except Exception as exc:
             sentry_sdk.capture_exception(exc)
     counters = {
         "stat_counters": stat_counters,
         "stat_counters_history": stat_counters_history,
     }
     return JsonResponse(counters)
 
 
 urlpatterns = [
     url(r"^", include("swh.web.misc.coverage")),
     url(r"^jslicenses/$", _jslicenses, name="jslicenses"),
     url(r"^", include("swh.web.misc.origin_save")),
     url(r"^stat_counters/", _stat_counters, name="stat-counters"),
     url(r"^", include("swh.web.misc.badges")),
     url(r"^metrics/prometheus/$", prometheus_metrics, name="metrics-prometheus"),
 ]
 
 
 # when running end to end tests trough cypress, declare some extra
 # endpoints to provide input data for some of those tests
 if get_config()["e2e_tests_mode"]:
     from swh.web.tests.views import (
         get_content_code_data_by_ext,
         get_content_other_data_by_ext,
         get_content_code_data_all_exts,
         get_content_code_data_by_filename,
         get_content_code_data_all_filenames,
     )
 
     urlpatterns.append(
         url(
             r"^tests/data/content/code/extension/(?P<ext>.+)/$",
             get_content_code_data_by_ext,
             name="tests-content-code-extension",
         )
     )
     urlpatterns.append(
         url(
             r"^tests/data/content/other/extension/(?P<ext>.+)/$",
             get_content_other_data_by_ext,
             name="tests-content-other-extension",
         )
     )
     urlpatterns.append(
         url(
             r"^tests/data/content/code/extensions/$",
             get_content_code_data_all_exts,
             name="tests-content-code-extensions",
         )
     )
     urlpatterns.append(
         url(
             r"^tests/data/content/code/filename/(?P<filename>.+)/$",
             get_content_code_data_by_filename,
             name="tests-content-code-filename",
         )
     )
     urlpatterns.append(
         url(
             r"^tests/data/content/code/filenames/$",
             get_content_code_data_all_filenames,
             name="tests-content-code-filenames",
         )
     )