diff --git a/tool/net/help.txt b/tool/net/help.txt
index d28a856f7..697262b39 100644
--- a/tool/net/help.txt
+++ b/tool/net/help.txt
@@ -1186,14 +1186,18 @@ RE MODULE
            This flag may only be used with re.compile and re.search.
 
    re.ICASE
-           Use this flag to make your pattern case ASCII case-insensitive.
-           This flag may only be used with re.compile and re.search.
-
-   re.NEWLINE
            Use this flag to make your pattern case ASCII case-insensitive.
            This means [a-z] will mean the same thing as [A-Za-z]. This flag
            may only be used with re.compile and re.search.
 
+   re.NEWLINE
+           Use this flag to change the handling of NEWLINE (\x0a) characters.
+           When this flag is set, (1) a NEWLINE shall not be matched by a "."
+           or any form of a non-matching list, (2) a "^" shall match the
+           zero-length string immediately after a NEWLINE (regardless of
+           re.NOTBOL), and (3) a "$" shall match the zero-length string
+           immediately before a NEWLINE (regardless of re.NOTEOL).
+
    re.NOSUB
            Causes re.search to only report success and failure. This is
            reported via the API by returning empty string for success. This
@@ -1202,12 +1206,12 @@ RE MODULE
    re.NOTBOL
            The first character of the string pointed to by string is not the
            beginning of the line. This flag may only be used with re.search
-           and regex_t*:search
+           and regex_t*:search.
 
    re.NOTEOL
            The last character of the string pointed to by string is not the
            end of the line. This flag may only be used with re.search and
-           regex_t*:search
+           regex_t*:search.
 
 CONSTANTS