diff --git a/reference/pdo_mysql/configure.xml b/reference/pdo_mysql/configure.xml
index bfee684dfd..8d00e945ca 100644
--- a/reference/pdo_mysql/configure.xml
+++ b/reference/pdo_mysql/configure.xml
@@ -24,6 +24,13 @@ $ ./configure --with-pdo-mysql --with-mysql-sock=/var/mysql/mysql.sock
 ]]>
   </screen>
  </para>
+ <para>
+  SSL support is enabled using the appropriate <link linkend="pdo-mysql.constants">PDO_MySQL constants</link>,
+  which is equivalent to calling the <link xlink:href="&url.mysql.docs.ssl.set;">MySQL C API function mysql_ssl_set()</link>.
+  Also, SSL cannot be enabled with <classname>PDO::setAttribute</classname> because the connection
+  already exists. See also the MySQL documentation about <link xlink:href="&url.mysql.docs.ssl.using;">connecting to
+  MySQL with SSL</link>.
+ </para>
 
  <table>
   <title>&Changelog;</title>
@@ -41,6 +48,18 @@ $ ./configure --with-pdo-mysql --with-mysql-sock=/var/mysql/mysql.sock
       MySQL client libraries 4.1 and below are no longer supported.
      </entry>
     </row>
+    <row>
+     <entry>5.3.9</entry>
+     <entry>
+      Added SSL support with mysqlnd and OpenSSL.
+     </entry>
+    </row>
+    <row>
+     <entry>5.3.7</entry>
+     <entry>
+      Added SSL support with libmysql and OpenSSL.
+     </entry>
+    </row>
    </tbody>
   </tgroup>
  </table>
diff --git a/reference/pdo_mysql/constants.xml b/reference/pdo_mysql/constants.xml
index e405a253ff..4b084d5e67 100644
--- a/reference/pdo_mysql/constants.xml
+++ b/reference/pdo_mysql/constants.xml
@@ -160,6 +160,7 @@ if ($db->getAttribute(PDO::ATTR_DRIVER_NAME) == 'mysql') {
    </term>
    <listitem>
     <para>
+     The file path to the SSL certificate authority.
     </para>
     <para>
      &version.exists.asof; 5.3.7.
@@ -174,6 +175,8 @@ if ($db->getAttribute(PDO::ATTR_DRIVER_NAME) == 'mysql') {
    </term>
    <listitem>
     <para>
+     The file path to the directory that contains the trusted SSL
+     CA certificates, which are stored in PEM format.
     </para>
     <para>
      &version.exists.asof; 5.3.7.
@@ -188,6 +191,7 @@ if ($db->getAttribute(PDO::ATTR_DRIVER_NAME) == 'mysql') {
    </term>
    <listitem>
     <para>
+     The file path to the SSL certificate.
     </para>
     <para>
      &version.exists.asof; 5.3.7.
@@ -202,6 +206,8 @@ if ($db->getAttribute(PDO::ATTR_DRIVER_NAME) == 'mysql') {
    </term>
    <listitem>
     <para>
+     A list of one or more permissible ciphers to use for SSL encryption, in a format
+     understood by OpenSSL. For example: <literal>DHE-RSA-AES256-SHA:AES128-SHA</literal>
     </para>
     <para>
      &version.exists.asof; 5.3.7.
@@ -216,6 +222,7 @@ if ($db->getAttribute(PDO::ATTR_DRIVER_NAME) == 'mysql') {
    </term>
    <listitem>
     <para>
+     The file path to the SSL key.
     </para>
     <para>
      &version.exists.asof; 5.3.7.