diff --git a/reference/pcre/functions/preg-quote.xml b/reference/pcre/functions/preg-quote.xml
index 8467617df5..1a640ed3d6 100644
--- a/reference/pcre/functions/preg-quote.xml
+++ b/reference/pcre/functions/preg-quote.xml
@@ -24,6 +24,9 @@
    The special regular expression characters are:
    <literal>. \ + * ? [ ^ ] $ ( ) { } = ! &lt; &gt; | : -</literal>
   </para>
+  <para>
+   Note that <literal>/</literal> is not a special regular expression character.
+  </para>
  </refsect1>
 
  <refsect1 role="parameters">