diff --git a/docs/faq.rst b/docs/faq.rst
index d06c1d0..4e8efc1 100644
--- a/docs/faq.rst
+++ b/docs/faq.rst
@@ -24,7 +24,23 @@
     cffi.ffiplatform.VerificationError: importing '<some_path>.pyd': DLL load failed:
 
 It typically occurs on Windows when you have not installed OpenSSL. Download
-a `pre-compiled binary`_ to resolve this issue.
+a `pre-compiled binary`_ to resolve the issue. To select the right architecture
+(32-bit or 64-bit) open a command prompt and start your Python interpreter.
+
+If it is 32-bit it will say ``32 bit`` as well as ``Intel`` in the output:
+
+.. code-block:: console
+
+    Python 2.7.6 (default, Nov 10 2013, 19:24:18) [MSC v.1500 32 bit (Intel)] on win32
+
+If it is 64-bit you will see ``64 bit`` as well as ``AMD64``:
+
+.. code-block:: console
+
+    Python 2.7.6 (default, Nov 10 2013, 19:24:24) [MSC v.1500 64 bit (AMD64)] on win32
+
+Note that for both 32-bit and 64-bit it will say ``win32``, but other data
+in the string may vary based on your version of Python.
 
 .. _`NaCl`: http://nacl.cr.yp.to/
 .. _`PyNaCl`: https://pynacl.readthedocs.org