diff --git a/build.gradle b/build.gradle
index cf5f0d7222..17f6b1bd26 100644
--- a/build.gradle
+++ b/build.gradle
@@ -120,7 +120,7 @@ subprojects {
         batikVersion = '1.19'
         graphics2dVersion = '3.0.3'
         pdfboxVersion = '3.0.5'
-        saxonVersion = '12.5'
+        saxonVersion = '12.7'
         xmlSecVersion = '3.0.5'
         apiGuardianVersion = '1.1.2'
 
diff --git a/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFCellStyle.java b/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFCellStyle.java
index 3b605f515f..8b13bf5bf7 100644
--- a/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFCellStyle.java
+++ b/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFCellStyle.java
@@ -1145,7 +1145,7 @@ class TestXSSFCellStyle {
 
             // not everything is cloned by some properties are set
             assertEquals(cellStyle.getDataFormat(), xssfCellStyle.getDataFormat());
-            // assertEquals(IndexedColors.DARK_BLUE.getIndex(), xssfCellStyle.getFillBackgroundColor());
+            assertEquals(IndexedColors.DARK_BLUE.getIndex(), xssfCellStyle.getFillBackgroundColor());
             assertEquals(IndexedColors.DARK_RED.getIndex(), xssfCellStyle.getFillForegroundColor());
             assertEquals(FillPatternType.SOLID_FOREGROUND, xssfCellStyle.getFillPattern());
             assertEquals(HorizontalAlignment.RIGHT, xssfCellStyle.getAlignment());