From 862fc425b1981d5523b279ae7e8c61b764645da9 Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Sat, 25 Jul 2015 20:03:48 +0200
Subject: [PATCH] Fix.

---
 sphinx/writers/latex.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sphinx/writers/latex.py b/sphinx/writers/latex.py
index 75751c88e..54dfeb189 100644
--- a/sphinx/writers/latex.py
+++ b/sphinx/writers/latex.py
@@ -1708,7 +1708,7 @@ class LaTeXTranslator(nodes.NodeVisitor):
             self.body.append(r'\emph{')
             self.context.append('}')
         elif classes and not self.in_title:
-            self.body.append(r'\DUspan{%s}{' % classes)
+            self.body.append(r'\DUspan{%s}{' % ','.join(classes))
             self.context.append('}')
         else:
             self.context.append('')