Add missing versionadded directive
diff --git a/Doc/library/pkgutil.rst b/Doc/library/pkgutil.rst
index 1d038f9..3b6c925 100644
--- a/Doc/library/pkgutil.rst
+++ b/Doc/library/pkgutil.rst
@@ -15,6 +15,7 @@
 
     A namedtuple that holds a brief summary of a module's info.
 
+    .. versionadded:: 3.6
 
 .. function:: extend_path(path, name)