diff --git a/akka-docs/rst/general/actor-systems.rst b/akka-docs/rst/general/actor-systems.rst
index 99df8bd334..22768a7342 100644
--- a/akka-docs/rst/general/actor-systems.rst
+++ b/akka-docs/rst/general/actor-systems.rst
@@ -108,8 +108,8 @@ Actor Best Practices
 #. Top-level actors are the innermost part of your Error Kernel, so create them
    sparingly and prefer truly hierarchical systems. This has benefits wrt.
    fault-handling (both considering the granularity of configuration and the
-   performance) and it also reduces the number of blocking calls made, since
-   the creation of top-level actors involves synchronous messaging.
+   performance) and it also reduces the strain on the guardian actor, which is
+   a single point of contention if over-used.
 
 Blocking Needs Careful Management
 ---------------------------------