rst-Markup-Fix

Change-Id: I599df1037ab95621e85eab719f3ecaa50462ba12
diff --git a/doc/sphinx/lfun/ReceiveWave.rst b/doc/sphinx/lfun/ReceiveWave.rst
index d19b9bc..d5c4d5c 100644
--- a/doc/sphinx/lfun/ReceiveWave.rst
+++ b/doc/sphinx/lfun/ReceiveWave.rst
@@ -39,7 +39,7 @@
 BEISPIEL
 --------
 
-  .. code-block:: pike
+.. code-block:: pike
 
   // Einfache Nachricht
   this_player().ReceiveWave((<wave_s> msg: "Pass auf! Ein boeser, schwarzer Drache!",