diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index dbd46e52..8577bbf9 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -29,7 +29,7 @@ rxjava2 = "2.2.21"
 slf4j = "2.0.9"
 spock = "2.3-groovy-4.0"
 spring-asciidoctor = "0.6.2"
-sunjaxb = "4.0.3"
+sunjaxb = "4.0.4"
 svgbuilder = "0.5.0"
 
 [libraries]