diff --git a/tests/test_utils_pvpreload.py b/tests/test_utils_pvpreload.py
index 3621323f4..666c3191d 100644
--- a/tests/test_utils_pvpreload.py
+++ b/tests/test_utils_pvpreload.py
@@ -140,7 +140,7 @@ def test_preload_old_file(tmp_path, caplog):
     assert "PV preload file too old" in logs
 
     # Vérifie que le PV n’a pas été créé (pas dans le cache)
-    assert is_pv_in_cache(pvname)
+    assert not is_pv_in_cache(pvname)
 
 # offload()
 def test_offload(tmp_path, caplog):
@@ -164,7 +164,7 @@ def test_offload(tmp_path, caplog):
             offload()
 
     # Vérifie que le fichier contient bien les bons noms
-    names = pickle.load(open(fake_file, "rb"))
+    names = std_pickle.load(open(fake_file, "rb"))
     assert pvname_3 in names
     assert pvname_4 in names