diff --git a/Doc/library/sqlite3.rst b/Doc/library/sqlite3.rst
index c2e6080..6097e7a 100644
--- a/Doc/library/sqlite3.rst
+++ b/Doc/library/sqlite3.rst
@@ -646,7 +646,7 @@
 
    .. method:: keys
 
-      This method returns a tuple of column names. Immediately after a query,
+      This method returns a list of column names. Immediately after a query,
       it is the first member of each tuple in :attr:`Cursor.description`.
 
 Let's assume we initialize a table as in the example given above::