diff --git a/contentcuration/kolibri_public/search.py b/contentcuration/kolibri_public/search.py
index ac67edfa79..6f1e3648ff 100644
--- a/contentcuration/kolibri_public/search.py
+++ b/contentcuration/kolibri_public/search.py
@@ -13,6 +13,7 @@
 from django.contrib.postgres.aggregates import BitOr
 from django.core.cache import cache
 from django.db.models import Case
+from django.db.models import F
 from django.db.models import Max
 from django.db.models import Value
 from django.db.models import When
@@ -63,10 +64,10 @@ def _get_available_languages(base_queryset):
     from contentcuration.models import Language
 
     langs = Language.objects.filter(
-        id__in=base_queryset.exclude(lang=None)
-        .values_list("lang_id", flat=True)
-        .distinct()
-    ).values("id", "lang_name")
+        id__in=base_queryset.exclude(lang=None).values_list("lang_id", flat=True).distinct()
+    # Updated to use contentcuration field names
+    # Convert language objects to dicts mapped to the kolibri field names
+    ).values("id", lang_name=F("native_name"))
     return list(langs)
 
 
diff --git a/contentcuration/kolibri_public/tests/test_content_app.py b/contentcuration/kolibri_public/tests/test_content_app.py
index e34c6afa63..c6f4327972 100644
--- a/contentcuration/kolibri_public/tests/test_content_app.py
+++ b/contentcuration/kolibri_public/tests/test_content_app.py
@@ -15,6 +15,7 @@
 from rest_framework.test import APITestCase
 
 from contentcuration.models import generate_storage_url
+from contentcuration.models import Language
 
 
 kind_activity_map = {
@@ -186,6 +187,14 @@ def test_contentnode_list(self):
         self.assertEqual(len(response.data), expected_output)
         self._assert_nodes(response.data, nodes)
 
+    def test_contentnode_list_labels(self):
+        nodes = self.root.get_descendants(include_self=True).filter(available=True)
+        response = self._get(reverse("publiccontentnode-list"), data={"max_results": 1})
+        node_languages = Language.objects.filter(contentnode__in=nodes)
+        self.assertEqual(len(response.data["labels"]["languages"]), node_languages.distinct().count())
+        for lang in response.data["labels"]["languages"]:
+            self.assertTrue(node_languages.filter(native_name=lang["lang_name"]).exists())
+
     def test_contentnode_list_headers(self):
         channel = models.ChannelMetadata.objects.get()
         channel.last_updated = datetime.datetime.now()
diff --git a/requirements-dev.in b/requirements-dev.in
index 5d977035f0..59157d10d7 100644
--- a/requirements-dev.in
+++ b/requirements-dev.in
@@ -14,7 +14,6 @@ pytest-pythonpath
 pytest-timeout
 pytest-watch
 pre-commit==1.15.1
-codecov
 coverage
 pytest-cov
 nodeenv
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 1af5a97343..39371567fb 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -35,8 +35,6 @@ click==8.1.3
     #   -c requirements.txt
     #   flask
     #   pip-tools
-codecov==2.1.12
-    # via -r requirements-dev.in
 colorama==0.4.4
     # via pytest-watch
 configargparse==1.5.3
@@ -50,7 +48,6 @@ coreschema==0.0.4
 coverage[toml]==6.2
     # via
     #   -r requirements-dev.in
-    #   codecov
     #   pytest-cov
 customizable-django-profiler @ git+https://github.com/someshchaturvedi/customizable-django-profiler.git
     # via -r requirements-dev.in
@@ -220,7 +217,6 @@ pyzmq==23.1.0
 requests==2.25.1
     # via
     #   -c requirements.txt
-    #   codecov
     #   coreapi
     #   locust
 roundrobin==0.0.2