diff --git a/src/docbkx/resources/xsl/highlight-fo.xsl b/src/docbkx/resources/xsl/highlight-fo.xsl
index f0b5dd941..09d808994 100644
--- a/src/docbkx/resources/xsl/highlight-fo.xsl
+++ b/src/docbkx/resources/xsl/highlight-fo.xsl
@@ -30,7 +30,7 @@
-
+