diff --git a/Documentation/building.dox b/Documentation/building.dox
index 895e9ac..527ca45 100644
--- a/Documentation/building.dox
+++ b/Documentation/building.dox
@@ -15,19 +15,17 @@
\todo Find out about issues on x86_64.
-Selecting the architecture and the corresponding cross compiler can be
-done with two methods: You can either specify it using the environment
-variables @p ARCH and @p CROSS_COMPILE or you can create the soft links
-cross_arch and cross_compile, pointing to your
-architecture and compiler.
+Selecting the architecture and the corresponding cross compiler is done
+by setting the following environment variables:
-\todo How to use the links? This doesn't work!
+- ARCH=\
+- CROSS_COMPILE=\
For @p ARCH=sandbox we do not need a cross compiler, so it is sufficient
to specify the architecture:
@code
-# ln -s arch/sandbox cross_arch
+# export ARCH=sandbox
@endcode
In order to configure the various aspects of @a barebox, start the
@@ -52,7 +50,7 @@
You can use '-j \' in order to do a parallel build if you have more
than one cpus.
-If everything goes well, the result is a file called @p barebox:
+If everything goes well, the result is a file called @p barebox:
@code
# ls -l barebox