diff --git a/docs/index.rst b/docs/index.rst
index b8eca5d..279c45d 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -28,7 +28,7 @@ detection, and phylogenetic trees.
    Treangen TJ, Ondov BD, Koren S, Phillippy AM.
    The Harvest suite for rapid core-genome alignment and visualization of thousands of intraspecific microbial genomes.
    Genome Biology, 15 (11), 1-15
-          ` PDF <http://www.biomedcentral.com/content/pdf/s13059-014-0524-x.pdf>`_
+          `PDF <http://www.biomedcentral.com/content/pdf/s13059-014-0524-x.pdf>`_.
 
 
 **Download (v1.1, 6-Feb-2015)**