diff --git a/modules/titling.xml b/modules/titling.xml
index 7e36983..97345b7 100644
--- a/modules/titling.xml
+++ b/modules/titling.xml
@@ -79,7 +79,7 @@
 	</template>
 
 	<!--
-		Document subtitle. This template is merely to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element is done in the document-title-title template below.
+		Document subtitle. This template exists only to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element (for LaTeX only) is done in the preamble-title template below.
 	-->
 	<template name="preamble-subtitle" match="document/subtitle" mode="preamble" />
 
@@ -168,16 +168,25 @@
 				<!-- If there’s a subtitle, add it to the end of the title. -->
 				<xsl:if test="/document/subtitle">
 					<xsl:text>: </xsl:text>
-					<xsl:value-of select="/document/subtitle" />
+					<xsl:apply-templates select="/document/subtitle" mode="title" />
 				</xsl:if>
 			</h1>
 		</common>
 	</template>
 	
 	<!--
-		Document subtitle. This template is merely to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element is done in the document-title template above.
+		Document subtitle. This template exists only to catch any embdedded markup within the subtitle.
 	-->
-	<template name="document-subtitle" match="document/subtitle" />
+	<template name="document-subtitle-title" match="document/subtitle" mode="title">
+		<common formats="/html/xhtml/">
+			<xsl:apply-templates />
+		</common>
+	</template>
+	
+	<!--
+		This template exists only to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element is done in the document-title template above.
+	-->
+	<template name="document-subtitle-unmoded" match="document/subtitle" />
 
 	<!-- Document author. -->
 	<template name="document-author" match="document/author">