diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 06b669821a..f0e818b324 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -642,7 +642,7 @@ PLIST_DIRS=     lib/X11/oneko</programlisting>
 	  wish to apply should be collected into a file named
 	  <filename>patch-<replaceable>*</replaceable></filename> where
 	  <replaceable>*</replaceable> denotes the sequence in which the
-	  patches will be applied.  Please use names that indicate
+	  patches will be applied.  If you wish, you can use names that indicate
 	  the pathnames of the files that are patched,
 	  such as <filename>patch-Imakefile</filename> or
 	  <filename>patch-src-config.h</filename>.  These files should
@@ -655,7 +655,7 @@ PLIST_DIRS=     lib/X11/oneko</programlisting>
 	  <filename>patch-file2</filename> both changing
 	  <filename><makevar>WRKSRC</makevar>/foobar.c</filename>).</para>
 
-	<para>Please use only <literal>[-_a-zA-Z0-9]</literal> characters for
+	<para>Please use only <literal>[.-_a-zA-Z0-9]</literal> characters for
 	  naming your patches.  Do not use any other characters besides them.
 	  Do not name your patches like <filename>patch-aa</filename> or
 	  <filename>patch-ab</filename> etc, always mention path and file name