diff --git a/tests/basics/builtin_help.py b/tests/basics/builtin_help.py
index 902a95175b..d554f308d9 100644
--- a/tests/basics/builtin_help.py
+++ b/tests/basics/builtin_help.py
@@ -13,5 +13,6 @@ help(int) # help for a class
 help(1) # help for an instance
 import micropython
 help(micropython) # help for a module
+help('modules') # list available modules
 
 print('done') # so last bit of output is predictable