From 5553377b9e5657c9700748d5a4284248e8085499 Mon Sep 17 00:00:00 2001
From: Christian Egli <christian.egli@sbs.ch>
Date: Thu, 27 Apr 2023 11:29:59 +0200
Subject: [PATCH] Simplify an xpath expression

---
 xsl/dtbook2sbsform.xsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xsl/dtbook2sbsform.xsl b/xsl/dtbook2sbsform.xsl
index 0e228a6..f4f7fd1 100644
--- a/xsl/dtbook2sbsform.xsl
+++ b/xsl/dtbook2sbsform.xsl
@@ -931,7 +931,7 @@
   </xsl:template>
 
   <!-- Handle pagenums after volume boundaries -->
-  <xsl:template match="dtb:pagenum[preceding-sibling::*[position()=1 and local-name()='volume' and @brl:grade = $contraction]]"/>
+  <xsl:template match="dtb:pagenum[preceding-sibling::node()[1][self::brl:volume][@brl:grade = $contraction]]"/>
 
   <!-- Handle levelN/pagenums after volume boundaries -->
   <xsl:template match="dtb:pagenum[empty(preceding-sibling::node())][parent::*[self::dtb:level1|self::dtb:level2|self::dtb:level3|self::dtb:level4|self::dtb:level5|self::dtb:level6][preceding-sibling::node()[1][self::brl:volume][@brl:grade = $contraction]]]"/>