diff --git a/reference/datetime/datetime/construct.xml b/reference/datetime/datetime/construct.xml
index f1688e6957..d7eada0a27 100644
--- a/reference/datetime/datetime/construct.xml
+++ b/reference/datetime/datetime/construct.xml
@@ -96,8 +96,9 @@
       <row>
        <entry>5.3.0</entry>
        <entry>
-        If an invalid date is specified, then an exception is now 
-        thrown. Previously an error was emitted.
+        If <parameter>time</parameter> contains an invalid
+        <link linkend="datetime.formats">date/time format</link>, then an
+        exception is now thrown. Previously an error was emitted.
        </entry>
       </row>
      </tbody>