diff --git a/sphinx/builders/latex.py b/sphinx/builders/latex.py
index 9f45aa2a4..f82e7ade0 100644
--- a/sphinx/builders/latex.py
+++ b/sphinx/builders/latex.py
@@ -11,7 +11,6 @@
 
 import os
 from os import path
-import warnings
 
 from six import iteritems
 from docutils import nodes