diff --git a/language/operators.xml b/language/operators.xml
index 938057435a..a32dd927cf 100644
--- a/language/operators.xml
+++ b/language/operators.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.75 $ -->
+<!-- $Revision: 1.76 $ -->
  <chapter id="language.operators">
   <title>Operators</title>
   <simpara>
@@ -62,7 +62,7 @@
        </row>
        <row>
         <entry>right</entry>
-        <entry>! ~ ++ -- (int) (float) (string) (array) (object) @</entry>
+        <entry>! ~ - ++ -- (int) (float) (string) (array) (object) @</entry>
        </row>
        <row>
         <entry>left</entry>
@@ -186,6 +186,11 @@ $a = $b += 3; // $a = ($b += 3) -> $a = 5, $b = 5
       </row>
      </thead>
      <tbody>
+      <row>
+       <entry>-$a</entry>
+       <entry>Negation</entry>
+       <entry>Opposite of $a.</entry>
+      </row>
       <row>
        <entry>$a + $b</entry>
        <entry>Addition</entry>