diff --git a/katka/serializers.py b/katka/serializers.py
index afc0495..c8010fe 100644
--- a/katka/serializers.py
+++ b/katka/serializers.py
@@ -47,7 +47,7 @@ class CredentialSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Credential
-        fields = ('name', 'slug', 'team')
+        fields = ('public_identifier', 'name', 'slug', 'team')
 
 
 class CredentialSecretSerializer(serializers.ModelSerializer):
diff --git a/tests/integration/test_credential_view.py b/tests/integration/test_credential_view.py
index 1809009..b7ba1e5 100644
--- a/tests/integration/test_credential_view.py
+++ b/tests/integration/test_credential_view.py
@@ -58,6 +58,7 @@ def test_list(self, client, logged_in_user, team, credential):
         assert response.status_code == 200
         parsed = response.json()
         assert len(parsed) == 1
+        assert UUID(parsed[0]['public_identifier']) == credential.public_identifier
         assert parsed[0]['name'] == 'System user X'
         parsed_team = parsed[0]['team']
         assert UUID(parsed_team) == team.public_identifier
@@ -66,6 +67,7 @@ def test_get(self, client, logged_in_user, team, credential):
         response = client.get(f'/credentials/{credential.public_identifier}/')
         assert response.status_code == 200
         parsed = response.json()
+        assert UUID(parsed['public_identifier']) == credential.public_identifier
         assert parsed['name'] == 'System user X'
         assert UUID(parsed['team']) == team.public_identifier