diff --git a/reference/filter/filters.xml b/reference/filter/filters.xml
index 821ccd0332..0c0b1e477b 100644
--- a/reference/filter/filters.xml
+++ b/reference/filter/filters.xml
@@ -737,6 +737,13 @@ filter.default_flags = 0
        </row>
       </thead>
       <tbody>
+       <row>
+        <entry>7.3.0</entry>
+        <entry>
+         The explicit usage of <constant>FILTER_FLAG_SCHEME_REQUIRED</constant>
+         and <constant>FILTER_FLAG_HOST_REQUIRED</constant> has been deprecated.
+        </entry>
+       </row>
        <row>
         <entry>7.1.0</entry>
         <entry>