diff --git a/poi-integration/src/test/java/org/apache/poi/stress/XWPFFileHandler.java b/poi-integration/src/test/java/org/apache/poi/stress/XWPFFileHandler.java
index d588af7df58..9b31a61881b 100644
--- a/poi-integration/src/test/java/org/apache/poi/stress/XWPFFileHandler.java
+++ b/poi-integration/src/test/java/org/apache/poi/stress/XWPFFileHandler.java
@@ -22,6 +22,7 @@ Licensed to the Apache Software Foundation (ASF) under one or more
 import java.io.InputStream;
 import java.util.Set;
 
+import org.apache.commons.io.output.NullOutputStream;
 import org.apache.poi.ooxml.POIXMLException;
 import org.apache.poi.xwpf.usermodel.XWPFDocument;
 import org.junit.jupiter.api.Test;
@@ -41,6 +42,8 @@ public void handleFile(InputStream stream, String path) throws Exception {
         try (XWPFDocument doc = new XWPFDocument(stream)) {
             new POIXMLDocumentHandler().handlePOIXMLDocument(doc);
             POIXMLDocumentHandler.cursorRecursive(doc.getDocument());
+
+            doc.write(NullOutputStream.INSTANCE);
         } catch (POIXMLException e) {
             Exception cause = (Exception)e.getCause();
             throw cause == null ? e : cause;
diff --git a/test-data/spreadsheet/stress.xls b/test-data/spreadsheet/stress.xls
index 0c9f7271897..e784502ec93 100644
Binary files a/test-data/spreadsheet/stress.xls and b/test-data/spreadsheet/stress.xls differ