diff --git a/Doc/library/argparse.rst b/Doc/library/argparse.rst
index b2fa0b3c23c3a1..1f8c354a99a86c 100644
--- a/Doc/library/argparse.rst
+++ b/Doc/library/argparse.rst
@@ -1233,8 +1233,8 @@ container should match the type_ specified::
    usage: doors.py [-h] {1,2,3}
    doors.py: error: argument door: invalid choice: 4 (choose from 1, 2, 3)
 
-Any container can be passed as the *choices* value, so :class:`list` objects,
-:class:`set` objects, and custom containers are all supported.
+Any sequence can be passed as the *choices* value, so :class:`list` objects,
+:class:`set` objects, and custom sequences are all supported.
 
 Use of :class:`enum.Enum` is not recommended because it is difficult to
 control its appearance in usage, help, and error messages.
diff --git a/Doc/library/lzma.rst b/Doc/library/lzma.rst
index f7aaa0cb30c2a8..21092645366da7 100644
--- a/Doc/library/lzma.rst
+++ b/Doc/library/lzma.rst
@@ -147,7 +147,7 @@ Compressing and decompressing data in memory
       This format is more limited than ``.xz`` -- it does not support integrity
       checks or multiple filters.
 
-   * :const:`FORMAT_RAW`: A raw data stream, not using sequences format.
+   * :const:`FORMAT_RAW`: A raw data stream, not using any container format.
       This format specifier does not support integrity checks, and requires that
       you always specify a custom filter chain (for both compression and
       decompression). Additionally, data compressed in this manner cannot be