Index: sphinx/texinputs/sphinx.sty
===================================================================
--- sphinx/texinputs/sphinx.sty	(revision 66902)
+++ sphinx/texinputs/sphinx.sty	(working copy)
@@ -66,7 +66,7 @@
 \IfFileExists{ifxetex.sty}{%
   \RequirePackage{ifxetex}
 }{% not using xelatex
-  \newif\ifxetex\xetexfalse
+  \newif\ifxetex\xetexfalse\fi
 }
 \ifxetex
   \def\py@NormalColor{\color[rgb]{0.0,0.0,0.0}}