Fix typo.

--HG--
branch : trunk
diff --git a/docs/intro.rst b/docs/intro.rst
index fc68e68..69ab2ab 100644
--- a/docs/intro.rst
+++ b/docs/intro.rst
@@ -112,8 +112,8 @@
 
 .. _enable-speedups:
 
-Enaable the speedups Module
-~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Enable the speedups Module
+~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 By default Jinja2 will not compile the speedups module.  Enabling this
 will fail if you don't have the Python headers or a working compiler.  This