diff --git a/tractor/_trionics.py b/tractor/_trionics.py
index 40abc2b..cfa68d6 100644
--- a/tractor/_trionics.py
+++ b/tractor/_trionics.py
@@ -61,6 +61,7 @@ class ActorNursery:
         enable_modules: List[str] = None,
         loglevel: str = None,  # set log level per subactor
         nursery: trio.Nursery = None,
+        infect_asyncio: bool = False,
     ) -> Portal:
         loglevel = loglevel or self._actor.loglevel or get_loglevel()
 
@@ -104,6 +105,7 @@ class ActorNursery:
                 bind_addr,
                 parent_addr,
                 _rtv,  # run time vars
+                infect_asyncio=infect_asyncio,
             )
         )
 
@@ -116,6 +118,7 @@ class ActorNursery:
         rpc_module_paths: Optional[List[str]] = None,
         enable_modules: List[str] = None,
         loglevel: str = None,  # set log level per subactor
+        infect_asyncio: bool = False,
         **kwargs,  # explicit args to ``fn``
     ) -> Portal:
         """Spawn a new actor, run a lone task, then terminate the actor and
@@ -140,6 +143,7 @@ class ActorNursery:
             loglevel=loglevel,
             # use the run_in_actor nursery
             nursery=self._ria_nursery,
+            infect_asyncio=infect_asyncio,
         )
 
         # XXX: don't allow stream funcs