diff --git a/package.json b/package.json
index df223e24ef1..03306f8c6d6 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
     "@antora/site-generator-default": "^3.2.0-alpha.4",
     "@asciidoctor/tabs": "^1.0.0-beta.6",
     "asciidoctor-kroki": "^0.18.1",
-    "fast-xml-parser": "^4.3.6",
+    "fast-xml-parser": "^5.0.4",
     "handlebars": "^4.7.8"
   }
 }
diff --git a/src/changelog/.3.x.x/update_fast_xml_parser.xml b/src/changelog/.3.x.x/update_fast_xml_parser.xml
new file mode 100644
index 00000000000..00e2c3621b5
--- /dev/null
+++ b/src/changelog/.3.x.x/update_fast_xml_parser.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<entry xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns="https://logging.apache.org/xml/ns"
+       xsi:schemaLocation="https://logging.apache.org/xml/ns https://logging.apache.org/xml/ns/log4j-changelog-0.xsd"
+       type="updated">
+  <issue id="3477" link="https://github.com/apache/logging-log4j2/pull/3477"/>
+  <description format="asciidoc">Update `fast-xml-parser` to version `5.0.4`</description>
+</entry>