diff --git a/format-master.xml b/format-master.xml
index 18e08f7..d0b0726 100755
--- a/format-master.xml
+++ b/format-master.xml
@@ -1357,7 +1357,7 @@
 
 
 	<!-- Hmm, LaTeX uses "&" as separators: how do we know if there's another cell coming?  Ah, but the LaTeX eqnarray can have no more than three columns, so there's no need to generalise. -->
-	<template match="equation-array/row">
+	<template match="equation-array/row" mode="math">
 		<latex>
 			<xsl:apply-templates select="left" mode="math"/><xsl:text disable-output-escaping="yes">	&amp;	</xsl:text><xsl:apply-templates select="middle" mode="math"/><xsl:text disable-output-escaping="yes">	&amp;	</xsl:text><xsl:apply-templates select="right" mode="math"/><xsl:text>	\\
 		\\ </xsl:text>