diff --git a/appendices/migration70/new-features.xml b/appendices/migration70/new-features.xml
index 47cd0cf828..3546f2e79d 100644
--- a/appendices/migration70/new-features.xml
+++ b/appendices/migration70/new-features.xml
@@ -644,25 +644,9 @@ session_start([
   <title><link linkend="book.csprng">CSPRNG</link> Functions</title>
 
   <para>
-   This feature introduces two new functions for generating cryptographically
-   secure integers and strings. They expose simple APIs and are
-   platform-independent.
-  </para>
-
-  <para>
-   Function Signatures:
-  </para>
-
-  <programlisting>
-<![CDATA[
-string random_bytes(int length);
-int random_int(int min, int max);
-]]>
-  </programlisting>
-
-  <para>
-   Both functions will emit an E_WARNING and return <literal>false</literal> if
-   a source of sufficient randomness cannot be found.
+   Two new functions have been added to generate cryptographically secure
+   integers and strings in a cross platform way:
+   <function>random_bytes</function> and <function>random_int</function>.
   </para>
  </sect2>