diff --git a/reference/var/functions/unserialize.xml b/reference/var/functions/unserialize.xml
index d39268b42605..47d0b626d15c 100644
--- a/reference/var/functions/unserialize.xml
+++ b/reference/var/functions/unserialize.xml
@@ -158,6 +158,12 @@
       </row>
      </thead>
      <tbody>
+      <row>
+       <entry>8.3.0</entry>
+       <entry>
+        Now emits <constant>E_WARNING</constant> when the input string has unconsumed data.
+       </entry>
+      </row>
       <row>
        <entry>8.3.0</entry>
        <entry>