Syntaxfix fuer rst.

Change-Id: I917e73c375b4332b03832e65b88a2dd3c8409bb7
diff --git a/doc/sphinx/lfun/AutoAttack.rst b/doc/sphinx/lfun/AutoAttack.rst
index 79d0654..d8a8958 100644
--- a/doc/sphinx/lfun/AutoAttack.rst
+++ b/doc/sphinx/lfun/AutoAttack.rst
@@ -44,7 +44,7 @@
 BEISPIELE
 ---------
 
-.. code-block::
+.. code-block:: pike
 
   inherit "/std/npc";