diff --git a/language/operators.xml b/language/operators.xml
index 512f79943c..05d8e31d73 100644
--- a/language/operators.xml
+++ b/language/operators.xml
@@ -179,6 +179,7 @@
          <literal>===</literal> 
          <literal>!==</literal> 
          <literal>&lt;&gt;</literal>
+         <literal>&lt;=&gt;</literal>
         </entry>
         <entry>
          <link linkend="language.operators.comparison">comparison</link>
@@ -219,6 +220,13 @@
          <link linkend="language.operators.logical">logical</link>
         </entry>
        </row>
+       <row>
+        <entry>right</entry>
+        <entry><literal>??</literal></entry>
+        <entry>
+         <link linkend="language.operators.comparison">comparison</link>
+        </entry>
+       </row>
        <row>
         <entry>left</entry>
         <entry><literal>? :</literal></entry>