diff --git a/resources/playbook/roles/bibigrid/tasks/main.yaml b/resources/playbook/roles/bibigrid/tasks/main.yaml
index 8340af5f..1d828d45 100644
--- a/resources/playbook/roles/bibigrid/tasks/main.yaml
+++ b/resources/playbook/roles/bibigrid/tasks/main.yaml
@@ -31,7 +31,7 @@
 
 - name: Setup common software and dependencies for Debian
   when: "ansible_distribution_file_variety == 'Debian'"
-  tags: ["pkg"]
+  tags: [ "pkg" ]
   block:
     - name: Running 001-apt.yaml
       debug:
@@ -40,7 +40,7 @@
 
 - name: Setup common software and dependencies for RedHat
   when: "ansible_distribution_file_variety == 'RedHat'"
-  tags: ["pkg"]
+  tags: [ "pkg" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup common software and dependencies"
@@ -48,7 +48,7 @@
 
 - name: Configure Wireguard for VPNs
   when: "'vpn' in group_names and wireguard is defined"
-  tags: ["vpn"]
+  tags: [ "vpn" ]
   block:
     - debug:
         msg: "[BIBIGRID] Configure Wireguard for VPNs"
@@ -56,7 +56,7 @@
 
 - name: Setup DNS
   when: "'master' in group_names"
-  tags: ["dns"]
+  tags: [ "dns" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup DNS"
@@ -64,7 +64,7 @@
 
 - name: Update host file on worker
   when: "'workers' in group_names"
-  tags: ["host"]
+  tags: [ "host" ]
   block:
     - debug:
         msg: "[BIBIGRID] Update hosts"
@@ -72,7 +72,7 @@
 
 - name: Configure database
   when: "'master' in group_names"
-  tags: ["database", "slurm"]
+  tags: [ "database", "slurm" ]
   block:
     - debug:
         msg: "[BIBIGRID] Configure database"
@@ -81,7 +81,7 @@
 - name: Setup additional binary executables /usr/local/bin/
   when:
     - "'master' in group_names"
-  tags: ["bin"]
+  tags: [ "bin" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup additional binary executables /usr/local/bin/"
@@ -90,7 +90,7 @@
 - name: Setup Zabbix Agent
   when:
     - enable_zabbix|default(false)|bool
-  tags: ["zabbix"]
+  tags: [ "zabbix" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup Zabbix Agent"
@@ -102,20 +102,20 @@
     msg: "[BIBIGRID] Generate directory structure available on all hosts"
 - name: Generate general directory structure available on all hosts
   import_tasks: 020-disk.yaml
-  tags: ["disk"]
+  tags: [ "disk" ]
 - name: Generate server directory structure available on all hosts
   import_tasks: 020-disk-server.yaml
   when: "'master' in group_names"
-  tags: ["disk"]
+  tags: [ "disk" ]
 - name: Generate worker directory structure available on all hosts
   import_tasks: 020-disk-worker.yaml
   when: "'master' not in group_names"
-  tags: ["disk"]
+  tags: [ "disk" ]
 
 - name: Setup NFS
   when:
     - enable_nfs|default(false)|bool
-  tags: ["nfs"]
+  tags: [ "nfs" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup NFS"
@@ -128,10 +128,10 @@
   debug:
     msg: "[BIBIGRID] Setup Docker"
 - import_tasks: 030-docker.yaml
-  tags: ["docker"]
+  tags: [ "docker" ]
 
 - name: Setup Slurm
-  tags: ["slurm"]
+  tags: [ "slurm" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup Slurm"
@@ -144,7 +144,7 @@
   when:
     - enable_ide|default(false)|bool
     - "'master' in group_names"
-  tags: ["theia"]
+  tags: [ "theia" ]
   block:
     - debug:
         msg: "[BIBIGRID] Setup Theia"
@@ -152,9 +152,9 @@
 
 - name: APT Reactivate Auto Update
   when: "ansible_distribution_file_variety == 'Debian'"
-  tags: ["pkg"]
+  tags: [ "pkg" ]
   block:
     - name: Running 999-apt-reactivate-auto-update.yaml
       debug:
         msg: "[BIBIGRID] APT Reactivate Auto Update"
-    - import_tasks: 999-apt-reactivate-auto-update.yaml
\ No newline at end of file
+    - import_tasks: 999-apt-reactivate-auto-update.yaml