diff --git a/lisa/target.py b/lisa/target.py
index 7b75d7fdaa96022d67651c856c05120b59584a8a..b7033c259d20f33f695626d76113b7012d8e6bde 100644
--- a/lisa/target.py
+++ b/lisa/target.py
@@ -811,6 +811,7 @@ class Target(Loggable, HideExekallID, ExekallTaggable, Configurable):
         # Create devlib Target object
         ########################################################################
 
+        max_async = 50 if max_async is None else max_async
         devlib_kwargs = dict(
             platform=devlib_platform,
             load_default_modules=False,