diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 9954f9bd195..7621eef4ae9 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -439,7 +439,7 @@ Additional Methods on Integer Types
 -----------------------------------
 
 The int type implements the :class:`numbers.Integral` :term:`abstract base
-class`. In addition, it provides one more method
+class`. In addition, it provides one more method:
 
 .. method:: int.bit_length()