diff --git a/pulpcore/tests/functional/__init__.py b/pulpcore/tests/functional/__init__.py
index b8632eac59..65a0fcbc62 100644
--- a/pulpcore/tests/functional/__init__.py
+++ b/pulpcore/tests/functional/__init__.py
@@ -418,6 +418,12 @@ def make_url(self, path):
 
 @pytest.fixture(scope="session")
 def received_otel_span():
+    """A fixture for checking the presence of specific spans on the otel collector server.
+
+    Ensure the collector server is up and running before executing tests with this fixture. To do
+    so, please, run the server as follows: python3 pulpcore/tests/functional/assets/otel_server.py
+    """
+
     def _received_otel_span(data):
         if os.environ.get("PULP_OTEL_ENABLED") != "true":
             # pretend everything is working as expected if tests are run from
@@ -425,7 +431,7 @@ def _received_otel_span(data):
             return True
 
         async def _send_request():
-            async with aiohttp.ClientSession(raise_for_status=True) as session:
+            async with aiohttp.ClientSession(raise_for_status=False) as session:
                 otel_server_url = os.environ.get("OTEL_EXPORTER_OTLP_ENDPOINT")
                 async with session.post(f"{otel_server_url}/test", json=data) as response:
                     return response.status
diff --git a/pulpcore/tests/functional/assets/otel_server.py b/pulpcore/tests/functional/assets/otel_server.py
index 16393ed13f..cd19ca3555 100644
--- a/pulpcore/tests/functional/assets/otel_server.py
+++ b/pulpcore/tests/functional/assets/otel_server.py
@@ -77,7 +77,7 @@ async def _test_handler(request):
             raise web.HTTPNotFound()
 
         matched_span = next(
-            (span for span in spans if all((attrs.get(k) == v for k, v in attrs.items()))),
+            (span for span in spans if all((span.get(k) == v for k, v in attrs.items()))),
             None,
         )
         if matched_span: