diff --git a/configure.in b/configure.in
index d974671e3d..0019f3cced 100644
--- a/configure.in
+++ b/configure.in
@@ -3086,7 +3086,7 @@ AC_ARG_WITH(docbook-xsl,
 case "$docbook_path" in
 auto)
 	AC_MSG_RESULT(auto)
-	docbook_xsl_trees="/usr/pkg/share/xsl/docbook /usr/local/share/xsl/docbook /usr/share/xsl/docbook /opt/local/share/xsl/docbook-xsl/"
+	docbook_xsl_trees="/usr/pkg/share/xsl/docbook /usr/local/share/xsl/docbook /usr/share/xsl/docbook /opt/local/share/xsl/docbook-xsl"
 	;;
 *)
 	docbook_xsl_trees="$withval"