Handle span/@class='norm'
diff --git a/xslt/epub2i5.xsl b/xslt/epub2i5.xsl
index 420dc0d..a789d05 100644
--- a/xslt/epub2i5.xsl
+++ b/xslt/epub2i5.xsl
@@ -378,7 +378,7 @@
         </hi>
     </xsl:template>
 
-    <xsl:template match="xhtml:span[matches(@class, 'regular')]">
+    <xsl:template match="xhtml:span[matches(@class, '(regular|norm)')]">
         <xsl:apply-templates/>
     </xsl:template>