diff --git a/jsc_custom/spawner/spawner.py b/jsc_custom/spawner/spawner.py
index 8731a8ff01c6433e86311dda6357644e43b3970c..b7d9d62845ee72bb2ba18ed6b7d669d61164c46a 100644
--- a/jsc_custom/spawner/spawner.py
+++ b/jsc_custom/spawner/spawner.py
@@ -346,6 +346,7 @@ async def is_system_allowed(spawner, user_options):
         if limit > system_limit:
             system_limit = limit
     if system_limit:
+        system_limit = max(system_limit, 5)
         current = 0
         for spawner in named_spawners:
             if (