diff --git a/gradle/antora-docs.gradle b/gradle/antora-docs.gradle
index e69cd9e4..8821039c 100644
--- a/gradle/antora-docs.gradle
+++ b/gradle/antora-docs.gradle
@@ -1,10 +1,6 @@
 //file:noinspection GroovyUnusedAssignment
-node {
-	version = '16.16.0'
-}
 
 antora {
-	version = '3.2.0-alpha.4'
 	playbook = file('src/main/antora/antora-playbook.yml')
 	options = ['to-dir' : project.layout.buildDirectory.dir('site').get().toString(), clean: true, fetch: !project.gradle.startParameter.offline, stacktrace: true]
 }
diff --git a/spring-pulsar-docs/package.json b/spring-pulsar-docs/package.json
index 1394c9d9..b818e9bf 100644
--- a/spring-pulsar-docs/package.json
+++ b/spring-pulsar-docs/package.json
@@ -1,10 +1,11 @@
 {
   "dependencies": {
-    "antora": "3.2.0-alpha.6",
+    "antora": "3.2.0-alpha.8",
     "@antora/atlas-extension": "1.0.0-alpha.2",
-    "@antora/collector-extension": "1.0.0-alpha.7",
+    "@antora/collector-extension": "1.0.1",
     "@asciidoctor/tabs": "1.0.0-beta.6",
-    "@springio/antora-extensions": "1.12.0",
-    "@springio/asciidoctor-extensions": "1.0.0-alpha.11"
+    "@springio/antora-extensions": "1.14.2",
+    "@springio/asciidoctor-extensions": "1.0.0-alpha.16",
+    "fast-xml-parser": "4.5.2"
   }
 }
diff --git a/spring-pulsar-docs/src/main/antora/antora-playbook.yml b/spring-pulsar-docs/src/main/antora/antora-playbook.yml
index fcee8c7f..d3bfd53e 100644
--- a/spring-pulsar-docs/src/main/antora/antora-playbook.yml
+++ b/spring-pulsar-docs/src/main/antora/antora-playbook.yml
@@ -29,7 +29,7 @@ urls:
   redirect_facility: httpd
 ui:
   bundle:
-    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.16/ui-bundle.zip
+    url: https://github.com/spring-io/antora-ui-spring/releases/download/v0.4.18/ui-bundle.zip
     snapshot: true
 runtime:
   log: