Edited in response to stof's note. Used @fn instead of @param in the example and added a note letting the reader know where the @IgnoreAnnotation annotation should be placed.

Author: RogerWebb

book/doctrine.rst

@@ -234,9 +234,10 @@ in a number of different formats including YAML, XML or directly inside the
 
     When using another library or program (ie. Doxygen) that uses annotations, 
     you must use the @IgnoreAnnotation annotation to indicate which annotations 
-    Symfony and Doctrine should ignore.  Failing to do so may result in an 
+    Symfony and Doctrine should ignore.  This annotation should be placed in the 
+    comment block of the class it applies to.  Failing to do so may result in an 
     Exception being thrown.
-    Example:  @IgnoreAnnotation("param") will prevent "@param ..." from throwing an Exception.
+    Example:  @IgnoreAnnotation("fn") will prevent "@fn ..." from throwing an Exception.
 
 Doctrine allows you to choose from a wide variety of different field types,
 each with their own options. For information on the available field types,