diff --git a/src/utils/agents/streaming.py b/src/utils/agents/streaming.py
index ef64a75b6..07b15f7e1 100644
--- a/src/utils/agents/streaming.py
+++ b/src/utils/agents/streaming.py
@@ -117,7 +117,7 @@ async def retrieve_agent_response_generator(
                 turn_summary,
             )
 
-        agent = build_agent(context.client, responses_params)
+        agent = build_agent(context.client, responses_params, configuration.skills)
 
         return (
             agent_response_generator(
diff --git a/tests/unit/utils/agents/test_streaming.py b/tests/unit/utils/agents/test_streaming.py
index 1eb1da049..b93c314cc 100644
--- a/tests/unit/utils/agents/test_streaming.py
+++ b/tests/unit/utils/agents/test_streaming.py
@@ -203,6 +203,14 @@ def patch_recording_metrics_fixture(mocker: MockerFixture) -> None:
     mocker.patch("utils.agents.query.recording.record_llm_call")
 
 
+@pytest.fixture(name="patch_streaming_configuration")
+def patch_streaming_configuration_fixture(mocker: MockerFixture) -> None:
+    """Patch streaming module configuration for isolated agent streaming tests."""
+    mock_config = mocker.MagicMock()
+    mock_config.skills = None
+    mocker.patch("utils.agents.streaming.configuration", mock_config)
+
+
 @pytest.fixture(autouse=True, name="stream_interrupt_mocks")
 def stream_interrupt_mocks_fixture(mocker: MockerFixture) -> dict[str, Any]:
     """Patch stream interrupt registry and deregister for wrapper tests."""
@@ -479,6 +487,7 @@ def test_part_end_native_tool_call_returns_none_when_skipped(
         assert not turn_state.turn_summary.tool_calls
 
 
+@pytest.mark.usefixtures("patch_streaming_configuration")
 class TestRetrieveAgentResponseGenerator:
     """Tests for retrieve_agent_response_generator."""