diff --git a/docs/library/time.rst b/docs/library/time.rst
index 0dc18afb43..9a35f4f66a 100644
--- a/docs/library/time.rst
+++ b/docs/library/time.rst
@@ -44,7 +44,7 @@ Functions
     
        Sleep for the given number of seconds.
 
-.. only:: port_wipy
+.. only:: port_wipy or port_pyboard
 
     .. function::  sleep_ms(ms)