diff --git a/appendices/filters.xml b/appendices/filters.xml
index 1ad7d57d02..5377662352 100644
--- a/appendices/filters.xml
+++ b/appendices/filters.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.1 $ -->
+<!-- $Revision: 1.2 $ -->
 <appendix id="filters">
  <title>List of Built-In Filters</title>
  <para>
@@ -137,7 +137,7 @@
         <literal>convert.base64-encode</literal> will insert the value of
         <literal>$parameters['line-break-chars']</literal> every <literal>$parameters['line-length']</literal>
         characters of base64 output.  This allow automatic formatting of encoded output 
-        otherwise acheived using <function>chunk_split</function>.
+        otherwise achieved using <function>chunk_split</function>.
        </entry>
       </row>
       <row>
@@ -151,7 +151,7 @@
       <row>
        <entry><literal>convert.quoted-printable-encode</literal></entry>
        <entry>
-        None.  This is the counterpart to quoted-pritnable-decode.
+        None.  This is the counterpart to quoted-printable-decode.
        </entry>
        <entry><literal>PHP 5.0.0</literal></entry>
        <entry>