diff --git a/defaults/main.yml b/defaults/main.yml
index 682f31d..d1a9ae7 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -4,8 +4,6 @@ cron_file: /etc/cron.d/zammad
 es_version: "7.10.2"
 es_url: "https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-oss-{{ es_version }}-amd64.deb"
 es_dl_path: /data
-es_ingest_attachment_version: "7.10.2"
-es_ingest_attachment_url: "https://artifacts.elastic.co/downloads/elasticsearch-plugins/ingest-attachment/ingest-attachment-{{ es_ingest_attachment_version }}.zip"
 es_attachment_max_size: "50"
   
 ruby_path: "{{ zammad_user_home }}/.rbenv"
diff --git a/tasks/elastic.yml b/tasks/elastic.yml
index e79327a..49acfb7 100644
--- a/tasks/elastic.yml
+++ b/tasks/elastic.yml
@@ -2,23 +2,23 @@
   get_url:
     url: "{{ es_url }}"
     dest: "{{ es_dl_path }}"
-  when: "'elasticsearch-oss' in ansible_facts.packages == False"
+  when: "'elasticsearch-oss' not in ansible_facts.packages"
 
 - name: "elastic | Installiere Paket"
   command: "dpkg -i elasticsearch-oss-{{ es_version }}-amd64.deb"
   args:
     chdir: "{{ es_dl_path }}"
-  when: "'elasticsearch-oss' in ansible_facts.packages == False"
+  when: "'elasticsearch-oss' not in ansible_facts.packages"
 
 - name: "elastic | Prüfe Plugin"
   stat:
     path: /usr/share/elasticsearch/plugins/ingest-attachment
   register: ingest_plugin
 
+# https://www.elastic.co/guide/en/elasticsearch/plugins/current/installation.html
+# Installiert die zur ES passende Plugin-Version - 7.10.2 (OSS)
 - name: "eleastic | Installiere Plugin"
-  command: "elasticsearch-plugin install {{ es_ingest_attachment_url }}"
-  args:
-    chdir: /usr/share/elasticsearch/bin
+  command: elasticsearch-plugin install ingest-attachment --batch
   when: ingest_plugin.stat.exists == False
 
 - name: "elastic | Passe Konfiguration an"