#18437: fix comment typo.
diff --git a/Lib/email/charset.py b/Lib/email/charset.py
index dddaa76..30a13ff 100644
--- a/Lib/email/charset.py
+++ b/Lib/email/charset.py
@@ -183,7 +183,7 @@
header encoding. Charset.SHORTEST is not allowed for
body_encoding.
- output_charset: Some character sets must be converted before the can be
+ output_charset: Some character sets must be converted before they can be
used in email headers or bodies. If the input_charset is
one of them, this attribute will contain the name of the
charset output will be converted to. Otherwise, it will