diff --git a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl
index d9a49ffcf5..470a3f247e 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl
+++ b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl
@@ -515,7 +515,7 @@
         <xsl:for-each select="marc:datafield[@tag=830 and @ind1!='z']">
             <xsl:choose>
                 <xsl:when test="$UseControlNumber = '1' and marc:subfield[@code='w']">
-                    <a href="/cgi-bin/koha/catalogue/search.pl?q=rcn:{marc:subfield[@code='w']}">
+                    <a><xsl:attribute name="href"><xsl:value-of select="$searchurl"/>?q=rcn:<xsl:value-of select="marc:subfield[@code='w']"/></xsl:attribute>
                         <xsl:call-template name="chopPunctuation">
                             <xsl:with-param name="chopString">
                                 <xsl:call-template name="subfieldSelect">
diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/xslt/MARC21slimUtils.xsl b/koha-tmpl/opac-tmpl/bootstrap/en/xslt/MARC21slimUtils.xsl
index e899b81099..7e6e702064 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/xslt/MARC21slimUtils.xsl
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/xslt/MARC21slimUtils.xsl
@@ -478,7 +478,7 @@
         <xsl:for-each select="marc:datafield[@tag=830 and @ind1!='z']">
             <xsl:choose>
                 <xsl:when test="$UseControlNumber = '1' and marc:subfield[@code='w']">
-                    <a href="/cgi-bin/koha/catalogue/search.pl?q=rcn:{marc:subfield[@code='w']}">
+                    <a><xsl:attribute name="href"><xsl:value-of select="$searchurl"/>?q=rcn:<xsl:value-of select="marc:subfield[@code='w']"/></xsl:attribute>
                         <xsl:call-template name="chopPunctuation">
                             <xsl:with-param name="chopString">
                                 <xsl:call-template name="subfieldSelect">