diff --git a/tests/test_utils_pv.py b/tests/test_utils_pv.py
index 18988dd7d..15223d635 100644
--- a/tests/test_utils_pv.py
+++ b/tests/test_utils_pv.py
@@ -26,15 +26,15 @@ def run_test_ioc():
     prefix = "TEST:"
     ioc = TestIOC(prefix=prefix)
 
-    _, run_options = ioc_arg_parser(default_prefix=prefix, desc="Test IOC", args=[])
+    # Corrigé : ne pas passer args=[]
+    _, run_options = ioc_arg_parser(default_prefix=prefix, desc="Test IOC")
 
     def start_ioc():
         run(ioc.pvdb, **run_options)
 
     thread = threading.Thread(target=start_ioc, daemon=True)
     thread.start()
-
-    time.sleep(2)  # Let IOC start
+    time.sleep(1.5)  # wait until IOC is ready
     yield