diff --git a/antora-playbook.yml b/antora-playbook.yml
index 396c6d27..a52277ae 100644
--- a/antora-playbook.yml
+++ b/antora-playbook.yml
@@ -244,33 +244,6 @@ ui:
         static_files: [ netlify.toml ]
 antora:
   extensions:
-    - require: '@djencks/antora-aggregate-collector'
-      trace: true
-      componentversions:
-        - name: hazelcast
-          version: '6.0-snapshot'
-          mappings:
-            - module: maintain-cluster
-              family: attachment
-              origin:
-                url:
-                  include:
-                    - '**/hazelcast/hazelcast-mono'
-                branch:
-                  includes:
-                    - 'master'
-        - name: hazelcast
-          version: '5.5'
-          mappings:
-            - module: maintain-cluster
-              family: attachment
-              origin:
-                url:
-                  include:
-                    - '**/hazelcast/hazelcast-mono'
-                branch:
-                  includes:
-                    - '5.5.z'
     - require: ./lib/api_json.js
       tags:
         - Favorites
diff --git a/package.json b/package.json
index ae4891f2..f91e684e 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,6 @@
   "devDependencies": {
     "@antora/cli": "^3.1.1",
     "@antora/site-generator": "^3.1.1",
-    "@djencks/antora-aggregate-collector": "^0.1.0-beta.1",
     "asciidoctor-kroki": "^0.15.0",
     "ngrok": "^4.2.2",
     "serve": "^13.0.2"