diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index e9fb30e3..a0fbf284 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -25,6 +25,7 @@ Build / Infrastructure::
   * Rename main branch (#524)
   * Set maven wrapper to use maven v3.8.1 (#525)
   * Upgrade Asciidoctorj to v2.4.3 and jRuby to v9.2.14.0 (#526)
+  * Upgrade Asciidoctorj to v2.5.0 and jRuby to v9.2.17.0 (#531)
 
 Maintenance::
 
diff --git a/pom.xml b/pom.xml
index f7cc6c32..5d27c424 100644
--- a/pom.xml
+++ b/pom.xml
@@ -60,8 +60,8 @@
         <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>2.4.3</asciidoctorj.version>
-        <jruby.version>9.2.14.0</jruby.version>
+        <asciidoctorj.version>2.5.0</asciidoctorj.version>
+        <jruby.version>9.2.17.0</jruby.version>
         <maven.coveralls.plugin.version>4.3.0</maven.coveralls.plugin.version>
         <maven.jacoco.plugin.version>0.8.6</maven.jacoco.plugin.version>
         <maven.plugin.plugin.version>3.5</maven.plugin.plugin.version>