diff --git a/docs/installation.rst b/docs/installation.rst
index 3eaa2d0..032746f 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -135,7 +135,7 @@
     $ env DYLD_LIBRARY_PATH="$HOME/anaconda/lib" pip install cryptography
 
 You will need to set this variable every time you start Python. For more
-information, consult `Greg Wilson's blog post` on the subject.
+information, consult `Greg Wilson's blog post`_ on the subject.
 
 
 .. _`Homebrew`: http://brew.sh