diff --git a/format-master.xml b/format-master.xml
index 019dabd..d21d99e 100755
--- a/format-master.xml
+++ b/format-master.xml
@@ -3298,19 +3298,17 @@
 
 	
 	<!--
-		Conditional processing depending on the format. It may appear
-		redundant to have two templates, but this is the only way to
-		ensure that the LaTeX template is empty in the HTML style sheet,
-		and vice versa.
+		Conditional processing depending on the format. It may appear redundant to have two templates, but this is the only way to ensure that the LaTeX template is empty in the HTML style sheet, and vice versa.
 		
-		@format: the format under which this XML is to be processed.
-		[required]
+		Note the assumption that all LaTeX format names include the string 'latex' and all HTML format names include the string 'html'.
+		
+		@format: the format under which this XML is to be processed. [required]
 	-->
-	<template name="process-when-latex" match="process-when[@format = 'latex']">
+	<template name="process-when-latex" match="process-when[ contains( @format, 'latex' ) ]">
 		<common formats="/latex/xelatex/"><xsl:apply-templates /></common>
 	</template>
 	
-	<template name="process-when-html" match="process-when[@format = 'html']">
+	<template name="process-when-html" match="process-when[ contains( @format, 'html' ) ]">
 		<common formats="/html/xhtml/"><xsl:apply-templates /></common>
 	</template>