diff --git a/settings.gradle b/settings.gradle
index 4db8ee4..e9ed06d 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -18,7 +18,7 @@ dependencyResolutionManagement {
             library('asciidoctorj', 'org.asciidoctor', 'asciidoctorj').version('2.5.11')
             library('jruby', 'org.jruby', 'jruby').version('9.4.5.0')
             library('jflex', 'de.jflex', 'jflex').version('1.9.1')
-            library('jacc', 'org.xbib', 'jacc').version('3.0.0')
+            library('jacc', 'org.xbib', 'jacc').version('4.0.0')
             library('rpm', 'org.xbib', 'rpm-core').version('4.0.0')
             // MUST be groovy 3 dependency
             library('groovy-git', 'org.xbib.groovy', 'groovy-git').version('3.0.22.0')