From 7a80eb6920d5a35c5ff4a63efc2ec3bec2121714 Mon Sep 17 00:00:00 2001
From: PJ Fanning <pjfanning@users.noreply.github.com>
Date: Thu, 28 Aug 2025 13:23:53 +0100
Subject: [PATCH] Update TestXSSFParser.java

---
 poi-ooxml/src/test/java/org/apache/poi/xssf/TestXSSFParser.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/poi-ooxml/src/test/java/org/apache/poi/xssf/TestXSSFParser.java b/poi-ooxml/src/test/java/org/apache/poi/xssf/TestXSSFParser.java
index 63a8d8e754..74b732e013 100644
--- a/poi-ooxml/src/test/java/org/apache/poi/xssf/TestXSSFParser.java
+++ b/poi-ooxml/src/test/java/org/apache/poi/xssf/TestXSSFParser.java
@@ -36,6 +36,8 @@ public class TestXSSFParser {
         try (XSSFWorkbook wb = XSSFParser.parse(file)) {
             assertNotNull(wb);
             assertEquals(3, wb.getNumberOfSheets());
+            // unless we revert the package, the underlying file gets updated
+            wb.getPackage().revert();
         }
     }