diff --git a/general/prog/perl-modules/perl-perlio-utf8_strict.xml b/general/prog/perl-modules/perl-perlio-utf8_strict.xml
index 8a36eb27e1..88a2003390 100644
--- a/general/prog/perl-modules/perl-perlio-utf8_strict.xml
+++ b/general/prog/perl-modules/perl-perlio-utf8_strict.xml
@@ -22,7 +22,7 @@
 
       <para>
         PerlIO::utf8_strict provides a fast and correct UTF-8 PerlIO layer.
-        Unlike perl's default :utf8 layer it checks the input for correctness.
+        Unlike Perl's default :utf8 layer it checks the input for correctness.
       </para>
 
       &lfs113_checked;
diff --git a/general/prog/perl-modules/perl-xml-libxml-simple.xml b/general/prog/perl-modules/perl-xml-libxml-simple.xml
index d1a957af11..4c5fb9f808 100644
--- a/general/prog/perl-modules/perl-xml-libxml-simple.xml
+++ b/general/prog/perl-modules/perl-xml-libxml-simple.xml
@@ -23,7 +23,7 @@
 
       <para>
         The XML::LibXML::Simple module is a rewrite of XML::Simple to use the
-        XML::LibXML parser for XML structures,instead of the plain
+        XML::LibXML parser for XML structures, instead of the plain
         <application>Perl</application> or SAX parsers.
       </para>
 
diff --git a/introduction/important/beyond.xml b/introduction/important/beyond.xml
index bf8d19e663..7387f95675 100644
--- a/introduction/important/beyond.xml
+++ b/introduction/important/beyond.xml
@@ -142,7 +142,7 @@
           version if there is one) - the source will be in .tar.gz tarballs (either
           the original upstream <filename class='extension'>.orig</filename> source,
           or else a <filename>dfsg</filename> containing those parts which comply
-          with debian's free software guidelines) accompanied by versioned .diff.gz
+          with Debian's free software guidelines) accompanied by versioned .diff.gz
           or .tar.gz additions. These additions often show how the package is built,
           and may contain patches. In the .diff.gz versions, any patches create files
           in <filename class="directory">debian/patches</filename>.</para>
diff --git a/networking/netlibs/libevent.xml b/networking/netlibs/libevent.xml
index b5f65b5058..3bbf4e2c47 100644
--- a/networking/netlibs/libevent.xml
+++ b/networking/netlibs/libevent.xml
@@ -117,7 +117,7 @@ make</userinput></screen>
       <filename>regress_http.c</filename> are known to fail due to
       incompatibilities with OpenSSL-3. Some tests that are related to
       <filename>regress_dns.c</filename> are also known to fail intermittently
-      due to insufficent test timeouts.
+      due to insufficient test timeouts.
       <!-- https://github.com/libevent/libevent/issues/1271 and
       https://github.com/libevent/libevent/issues/1304. There are three commits
       that we could apply, but since they just touch the tests it's probably
diff --git a/postlfs/config/console-fonts.xml b/postlfs/config/console-fonts.xml
index 34215356c8..d6ad463976 100644
--- a/postlfs/config/console-fonts.xml
+++ b/postlfs/config/console-fonts.xml
@@ -93,7 +93,7 @@
       like latin letters can be mapped onto them, so 'A' can also do duty for
       cyrillic A and greek Alpha, and 'P' can also do duty for cyrillic ER and
       greek RHO. Unfortunately, where a font has been created from a BDF file
-      (the method in terminus and debian's <ulink
+      (the method in terminus and Debian's <ulink
       url="https://packages.debian.org/jessie/utils/console-setup">console-setup
       </ulink>) such mapping of additional codepoints onto an existing glyph is
       not always done, although the terminus ter-vXXn fonts do this well.
diff --git a/pst/typesetting/asymptote.xml b/pst/typesetting/asymptote.xml
index 3910497771..49cca37cdf 100644
--- a/pst/typesetting/asymptote.xml
+++ b/pst/typesetting/asymptote.xml
@@ -8,7 +8,7 @@
   <!ENTITY asymptote-download-ftp  " ">
   <!ENTITY asymptote-md5sum        "cbba3fe866982ed1dd60b903f632a04c">
   <!ENTITY asymptote-size          "15 MB">
-  <!ENTITY asymptote-buildsize     "218 MB (54 MB installed,with all the dependencies which are within BLFS)">
+  <!ENTITY asymptote-buildsize     "218 MB (54 MB installed, with all the dependencies which are in BLFS)">
   <!-- with 2.68 the j1 time was 2.5 SBU, slow enough to use a parallel build -->
   <!ENTITY asymptote-time          "1.3 SBU (using parallelism=4)">
 ]>
diff --git a/pst/typesetting/tl-installer.xml b/pst/typesetting/tl-installer.xml
index 42dbcb8035..1b8cda8c67 100644
--- a/pst/typesetting/tl-installer.xml
+++ b/pst/typesetting/tl-installer.xml
@@ -228,7 +228,7 @@
     </para>
 
     <para>
-      It has been established by debian that the <command>python</command>
+      It has been established by Debian that the <command>python</command>
       scripts in <filename class="directory">latex-make</filename> will work
       with <command>python3</command>, so update them to invoke that by running
       the following command as the <systemitem class="username">root</systemitem>
diff --git a/xincludes/texruntime.xml b/xincludes/texruntime.xml
index f0789f67f3..f9cff2af2c 100644
--- a/xincludes/texruntime.xml
+++ b/xincludes/texruntime.xml
@@ -6,8 +6,8 @@
 <para role="recommended">
   <xref role="runtime" linkend="python2"/> is used by the unmaintained
   ebong CTAN module (intended for writing Bengali in Rapid Roman Format).
-  <filename>/usr/bin/python</filename> is also in the shebang line for
-  latex-papersize and lilyglyphs scripts,documentation at CTAN says both
+  <filename>/usr/bin/python</filename> is also in the shebang line for the
+  latex-papersize and lilyglyphs scripts, and documentation at CTAN says both
   modules have been updated to work with python3. In pythontex there are
   scripts to invoke python3 or python2 according to the system's version of
   <command>python</command>. <xref role="runtime" linkend="ruby"/> is used by