diff --git a/tests/integration/contracts.json b/tests/integration/contracts.json
index a4d4790ec8b..dc344dc0390 100644
--- a/tests/integration/contracts.json
+++ b/tests/integration/contracts.json
@@ -191,6 +191,9 @@
     "tests/integration/observability/test_guardrail_effects.py::test_guardrail_denial_prevents_provider_and_preserves_allowed_control": [
       "other.observability.guardrails.denial_prevents_provider_with_allowed_control"
     ],
+    "tests/integration/mcp/test_mcp_protocol_errors.py::test_tool_result_larger_than_one_mib_in_a_single_sse_event_reaches_the_caller": [
+      "other.mcp.transport.large_sse_tool_result_reaches_caller"
+    ],
     "tests/integration/mcp/test_mcp_protocol_errors.py::test_jsonrpc_error_and_malformed_tool_result_remain_errors": [
       "other.mcp.errors.protocol_and_malformed_results_cannot_be_empty_success"
     ],
diff --git a/tests/integration/mcp/test_mcp_protocol_errors.py b/tests/integration/mcp/test_mcp_protocol_errors.py
index 44046ac240e..cda63b2a87c 100644
--- a/tests/integration/mcp/test_mcp_protocol_errors.py
+++ b/tests/integration/mcp/test_mcp_protocol_errors.py
@@ -88,6 +88,7 @@ def test_jsonrpc_error_and_malformed_tool_result_remain_errors(gateway: Gateway)
             assert control.json()["content"][0]["text"] == "8"
 
 
+@pytest.mark.covers("other.mcp.transport.large_sse_tool_result_reaches_caller")
 def test_tool_result_larger_than_one_mib_in_a_single_sse_event_reaches_the_caller(gateway: Gateway) -> None:
     payload: Final = "x" * (3 * 1024 * 1024)
     server: Final = MCPServer("large-result")