Work around a bug in Sphinx 0.6.x.
diff --git a/Doc/c-api/buffer.rst b/Doc/c-api/buffer.rst
index 3203031..a703fd6 100644
--- a/Doc/c-api/buffer.rst
+++ b/Doc/c-api/buffer.rst
@@ -222,8 +222,10 @@
          contiguous buffer.  If this is not given then shape will be *NULL*.
 
       .. cmacro:: PyBUF_C_CONTIGUOUS
-                  PyBUF_F_CONTIGUOUS
-                  PyBUF_ANY_CONTIGUOUS
+
+      .. cmacro:: PyBUF_F_CONTIGUOUS
+
+      .. cmacro:: PyBUF_ANY_CONTIGUOUS
 
          These flags indicate that the contiguity returned buffer must be
          respectively, C-contiguous (last dimension varies the fastest), Fortran