diff --git a/tests/utilities/test_events.py b/tests/utilities/test_events.py
index 011317ad9..8a1717ff5 100644
--- a/tests/utilities/test_events.py
+++ b/tests/utilities/test_events.py
@@ -318,14 +318,15 @@ def test_tools_emits_error_events():
     )
 
     crew = Crew(agents=[agent], tasks=[task], name="TestCrew")
-    crew.kickoff()
+    with pytest.raises(Exception):
+        crew.kickoff()
 
-    assert len(received_events) == 75
+    assert len(received_events) == 1
     assert received_events[0].agent_key == agent.key
     assert received_events[0].agent_role == agent.role
     assert received_events[0].tool_name == "error_tool"
     assert received_events[0].tool_args == {}
-    assert received_events[0].error == "Simulated tool error"
+    assert str(received_events[0].error) == "Simulated tool error"
     assert received_events[0].type == "tool_usage_error"
     assert isinstance(received_events[0].timestamp, datetime)