diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 9a7e81d1..074dbb1c 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -13,6 +13,10 @@ For a detailed view of what has changed, refer to the {uri-repo}/commits/main[co
 
 == Unreleased
 
+Build / Infrastructure::
+
+  * Bump AsciidoctorJ to v2.5.10 and jRuby to v9.4.2.0 (#648)
+
 == v2.2.4 (2023-05-28)
 
 Build / Infrastructure::
diff --git a/pom.xml b/pom.xml
index 905f403e..feccd8ae 100644
--- a/pom.xml
+++ b/pom.xml
@@ -74,8 +74,8 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.java.version>1.8</project.java.version>
         <project.execution.environment>JavaSE-1.8</project.execution.environment>
-        <asciidoctorj.version>2.5.8</asciidoctorj.version>
-        <jruby.version>9.3.10.0</jruby.version>
+        <asciidoctorj.version>2.5.10</asciidoctorj.version>
+        <jruby.version>9.4.2.0</jruby.version>
         <maven.coveralls.plugin.version>4.3.0</maven.coveralls.plugin.version>
         <maven.jacoco.plugin.version>0.8.10</maven.jacoco.plugin.version>
         <maven.plugin.plugin.version>3.9.0</maven.plugin.plugin.version>