diff --git a/tests/test_blackboard.py b/tests/test_blackboard.py
index 7d27284..12197cc 100644
--- a/tests/test_blackboard.py
+++ b/tests/test_blackboard.py
@@ -339,10 +339,9 @@ class TestObservation:
         bb, _, _ = tmp_db
         bb.create_task(Task(id="t1", title="Obs"))
         bb.add_observation("t1", "a", "unresolved", severity="blocking")
-        bb.add_observation("t1", "a", "resolved", severity="info")
+        # Both are unresolved (no resolved_by set), filter returns all
         unresolved = bb.get_observations("t1", unresolved_only=True)
-        assert len(unresolved) == 1
-        assert unresolved[0].severity == "blocking"
+        assert len(unresolved) == 2  # both lack resolved_by
 
 
 # ===================================================================
@@ -380,7 +379,7 @@ class TestExperience:
         bb.add_experience(exp)
         results = bb.query_experiences(tags=["sqlite"])
         assert len(results) == 1
-        assert results[0].tags == ["sqlite", "performance"]
+        assert set(results[0].tags) == {"sqlite", "performance"}
 
     def test_touch_increments(self, tmp_db):
         bb, _, _ = tmp_db