diff --git a/plac.py b/plac.py
index d546d7f..13debb6 100644
--- a/plac.py
+++ b/plac.py
@@ -27,7 +27,7 @@
 """
 from plac_core import *
 from plac_ext import (import_main, ReadlineInput, Interpreter,
-                      stdout,  Monitor, default_help)
+                      stdout, runp, Monitor, default_help)
 
 __version__ = '1.4.1'