diff --git a/authentik/sources/oauth/tests/test_type_openid.py b/authentik/sources/oauth/tests/test_type_openid.py
index 2f7395071..e04bea4b0 100644
--- a/authentik/sources/oauth/tests/test_type_openid.py
+++ b/authentik/sources/oauth/tests/test_type_openid.py
@@ -1,6 +1,8 @@
 """OpenID Type tests"""
-from django.test import TestCase
+from django.test import RequestFactory, TestCase
+from requests_mock import Mocker
 
+from authentik.lib.generators import generate_id
 from authentik.sources.oauth.models import OAuthSource
 from authentik.sources.oauth.types.oidc import OpenIDConnectOAuth2Callback
 
@@ -24,9 +26,10 @@ class TestTypeOpenID(TestCase):
             slug="test",
             provider_type="openidconnect",
             authorization_url="",
-            profile_url="",
+            profile_url="http://localhost/userinfo",
             consumer_key="",
         )
+        self.factory = RequestFactory()
 
     def test_enroll_context(self):
         """Test OpenID Enrollment context"""
@@ -34,3 +37,19 @@ class TestTypeOpenID(TestCase):
         self.assertEqual(ak_context["username"], OPENID_USER["nickname"])
         self.assertEqual(ak_context["email"], OPENID_USER["email"])
         self.assertEqual(ak_context["name"], OPENID_USER["name"])
+
+    @Mocker()
+    def test_userinfo(self, mock: Mocker):
+        """Test userinfo API call"""
+        mock.get("http://localhost/userinfo", json=OPENID_USER)
+        token = generate_id()
+        OpenIDConnectOAuth2Callback(request=self.factory.get("/")).get_client(
+            self.source
+        ).get_profile_info(
+            {
+                "token_type": "foo",
+                "access_token": token,
+            }
+        )
+        self.assertEqual(mock.last_request.query, "")
+        self.assertEqual(mock.last_request.headers["Authorization"], f"foo {token}")
diff --git a/authentik/sources/oauth/types/oidc.py b/authentik/sources/oauth/types/oidc.py
index 189209c43..7ebd24579 100644
--- a/authentik/sources/oauth/types/oidc.py
+++ b/authentik/sources/oauth/types/oidc.py
@@ -20,7 +20,7 @@ class OpenIDConnectOAuthRedirect(OAuthRedirect):
 class OpenIDConnectOAuth2Callback(OAuthCallback):
     """OpenIDConnect OAuth2 Callback"""
 
-    client_class: UserprofileHeaderAuthClient
+    client_class = UserprofileHeaderAuthClient
 
     def get_user_id(self, info: dict[str, str]) -> str:
         return info.get("sub", "")