diff --git a/source/text/shared/01/02100001.xhp b/source/text/shared/01/02100001.xhp
index fc57b22f89..dbc0d877c4 100644
--- a/source/text/shared/01/02100001.xhp
+++ b/source/text/shared/01/02100001.xhp
@@ -38,7 +38,7 @@
 <bookmark_value>concatenation, see ampersand symbol</bookmark_value>
 <bookmark_value>ampersand symbol, see also operators</bookmark_value>
 </bookmark><comment>mw added "replacing;" and "tab stops;"</comment>
-<paragraph xml-lang="en-US" id="hd_id3146765" role="heading" level="1"><variable id="02100001"><link href="text/shared/01/02100001.xhp">List of Regular Expressions</link></variable></paragraph>
+<h1 xml-lang="en-US" id="hd_id3146765"><variable id="02100001"><link href="text/shared/01/02100001.xhp">List of Regular Expressions</link></variable></h1>
 <table id="tbl_id3149517">
   <tablerow>
     <tablecell>
@@ -315,7 +315,7 @@
     </tablecell>
   </tablerow>
 </table>
-<paragraph xml-lang="en-US" id="par_id5311440" role="paragraph">For a full list of supported metacharacters and syntax, see <link href="https://unicode-org.github.io/icu/" name="ICU Regular Expressions documentation">ICU Regular Expressions documentation</link></paragraph>
+<paragraph xml-lang="en-US" id="par_id5311440" role="paragraph">For a full list of supported metacharacters and syntax, see <link href="https://unicode-org.github.io/icu/userguide/strings/regexp.html" name="ICU Regular Expressions documentation">ICU Regular Expressions documentation</link></paragraph>
 <paragraph role="paragraph" id="par_id141559577104334">Note that currently all named character class terms, [:alpha:] through [:upper:], must be enclosed in parentheses when used in a regular expression, see the examples that follow.</paragraph>
 <paragraph role="paragraph" id="par_id261559577375317">Regular expression terms can be combined to form complex and sophisticated regular expressions for searches as show in the following examples.</paragraph>
 <h2 id="hd_id5311441">Examples</h2>
@@ -402,7 +402,6 @@
     </tablerow>
 </table>
 
-
 <section id="relatedtopics">
   <embed href="text/shared/01/02100000.xhp#02100000"/>
 <switch select="appl">