diff --git a/pom.xml b/pom.xml
index 5e1a028..1e825af 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,7 +49,7 @@
         <encoding>utf-8</encoding>
 
         <asciidoctor.pdf.version>1.6.0</asciidoctor.pdf.version>
-        <asciidoctorj.version>1.5.6</asciidoctorj.version>
+        <asciidoctorj.version>2.5.5</asciidoctorj.version>
         <celesta.version>7.4.15</celesta.version>
 
         <maven.assembly.plugin.version>3.3.0</maven.assembly.plugin.version>