diff --git a/tests/test_outputs.py b/tests/test_outputs.py
index 0a021a70..9a810578 100644
--- a/tests/test_outputs.py
+++ b/tests/test_outputs.py
@@ -556,6 +556,7 @@ def test_consolidate_quantity(newcapa_agent, retro_agent):
         (*agents[retro_agent.uuid].keys(), "installed", "year", "technology", quantity)
     )
     assert set(actual.columns) == cols
+    assert all(actual.year == newcapa_agent.year)
     assert all(actual.installed == newcapa_agent.year)
     assert all(
         name in (newcapa_agent.name, retro_agent.name) for name in actual.agent.unique()