diff --git a/workspace/tests/test_a2a_mcp_server.py b/workspace/tests/test_a2a_mcp_server.py
index f8111410..f847cf72 100644
--- a/workspace/tests/test_a2a_mcp_server.py
+++ b/workspace/tests/test_a2a_mcp_server.py
@@ -258,7 +258,6 @@ def test_build_channel_notification_handles_missing_fields_gracefully():
 
 
 _PEER_UUID = "11111111-2222-3333-4444-555555555555"
-_OTHER_PEER = "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee"
 
 
 @pytest.fixture()