diff --git a/doc/guides/running_simulations.rst b/doc/guides/running_simulations.rst
index a36afa9871..ff4125072c 100644
--- a/doc/guides/running_simulations.rst
+++ b/doc/guides/running_simulations.rst
@@ -144,6 +144,7 @@ A more efficient solution doing exactly the same thing is
 
     nest.Prepare()
     for _ in range(20):
+        # Check that there is no nest.SetStatus() being used now! See notes
         nest.Run(10)
         # extract and analyse data
     nest.Cleanup()