diff --git a/Tests/xspec-runner.xslt b/Tests/xspec-runner.xslt
index fc4e669..ce73a79 100644
--- a/Tests/xspec-runner.xslt
+++ b/Tests/xspec-runner.xslt
@@ -2,7 +2,8 @@
                 xmlns:xs="http://www.w3.org/2001/XMLSchema"
                 xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
                 xmlns:xspec="http://www.jenitennison.com/xslt/xspec"
-                xmlns:xd="http://www.oxygenxml.com/ns/doc/xsl">
+                xmlns:xd="http://www.oxygenxml.com/ns/doc/xsl"
+                expand-text="yes">
   <xd:doc>
     <xd:desc>This runner file submits a sequence of XSpec files to the XSpec
     lib's ant target to be run. This enables us to run all our tests as a block.</xd:desc>
@@ -13,7 +14,13 @@
     XSpec files.</xd:desc>
   </xd:doc>
   <xsl:param name="files" as="xs:string" required="true"/>
-
+  
+  <xd:doc>
+    <xd:desc><xd:ref name="sequenceSeparator"/> is the character used to 
+    separate a sequence of filepaths.</xd:desc>
+  </xd:doc>
+  <xsl:param name="sequenceSeparator" as="xs:string" select="'&#x241d;'"/>
+  
   <xd:doc>
     <xd:desc>The root template that does the work.</xd:desc>
   </xd:doc>
@@ -22,7 +29,7 @@
       <include file="../Lib/xspec/build.xml"/>
       <target name="xspec-runner">
         <!-- For each of our XSpec files. -->
-        <xsl:for-each select="tokenize($files, '&#x241d;')">
+        <xsl:for-each select="tokenize($files, $sequenceSeparator)">
           <!-- call the xspec target in the build file. -->
           <antcall target="xspec.xspec" inheritall="false">
             <!-- Pass the location of the XSpec file we want to run. -->
diff --git a/buildGlobals.xml b/buildGlobals.xml
index 911127d..cceb7f0 100644
--- a/buildGlobals.xml
+++ b/buildGlobals.xml
@@ -18,6 +18,9 @@
   testing; the default must be overridden with -DstylesheetsPath=...-->  
   <property name="stylesheetsPath" value="${basedir}/../Stylesheets"/>
   
+  <!-- A group separator for avoiding spaces etc. -->
+  <property name="sequenceSeparator" value="&#x241d;"/>
+  
   
   <!-- We need ant-contrib to do foreach.   -->
   <!--
diff --git a/buildTest.xml b/buildTest.xml
index 66af11b..12765cf 100644
--- a/buildTest.xml
+++ b/buildTest.xml
@@ -16,7 +16,7 @@
       files containing our tests. [Note: this is not working as of 2022-10-25,
       possibly because of the switch to Saxon 11.]
     </description>
-    <pathconvert refid="xspec-files" property="xspec.files" pathsep="&#x241d;"/>
+    <pathconvert refid="xspec-files" property="xspec.files" pathsep="${sequenceSeparator}"/>
     <!--<xslt style="${basedir}/Tests/xspec-runner.xslt" in="build.xml" out="${basedir}/Tests/xspec-runner.xml">
       <classpath location="${saxon}"/>
       <param name="files" expression="${xspec.files}"/>
@@ -28,6 +28,7 @@
       <arg value="-xsl:${basedir}/Tests/xspec-runner.xslt"/>
       <arg value="-o:${basedir}/Tests/xspec-runner.xml"/>
       <arg value="files=${xspec.files}"/>
+      <arg value="sequencesSeparator=${sequenceSeparator}"/>
       <arg value="--suppressXsltNamespaceCheck:on"/>
     </java>
     <!--<subant antfile="xspec-runner.xml" buildpath="Tests" target="xspec-runner"/>-->