diff --git a/resources/playbook/roles/bibigrid/tasks/001-apt.yml b/resources/playbook/roles/bibigrid/tasks/001-apt.yml
index 88345d77..0ca1c17b 100644
--- a/resources/playbook/roles/bibigrid/tasks/001-apt.yml
+++ b/resources/playbook/roles/bibigrid/tasks/001-apt.yml
@@ -16,6 +16,8 @@
 
 - name: Wait for /var/lib/dpkg/lock-frontend to be released
   shell: while lsof /var/lib/dpkg/lock-frontend ; do sleep 10; done;
+  tags:
+    - skip_ansible_lint
 
 - name: Wait for post-launch services to stop
   service_facts:
diff --git a/resources/playbook/roles/bibigrid/tasks/020-disk-server.yml b/resources/playbook/roles/bibigrid/tasks/020-disk-server.yml
index 7e7d5698..6691225e 100644
--- a/resources/playbook/roles/bibigrid/tasks/020-disk-server.yml
+++ b/resources/playbook/roles/bibigrid/tasks/020-disk-server.yml
@@ -17,7 +17,9 @@
     - "{{ master.disks }}"
   when: master.disks is defined
 
-- block:
+- when: volumes is defined and auto_mount
+  failed_when: false
+  block:
     - name: Make sure disks are available
       filesystem:
         fstype: ext4
@@ -36,10 +38,9 @@
       with_items: "{{ volumes }}"
 
     - name: Mount disks
+
       mount:
         path: "{{ item.name }}"
         src: "{{ item.device }}"
         state: mounted
       with_items: "{{ volumes }}"
-  when: volumes is defined and auto_mount
-  failed_when: false
diff --git a/resources/playbook/roles/bibigrid/tasks/042-slurm.yml b/resources/playbook/roles/bibigrid/tasks/042-slurm.yml
index b914cb24..e134dbe2 100644
--- a/resources/playbook/roles/bibigrid/tasks/042-slurm.yml
+++ b/resources/playbook/roles/bibigrid/tasks/042-slurm.yml
@@ -16,6 +16,7 @@
       Pin: version 23.11.*
       Pin-Priority: 1001
     dest: /etc/apt/preferences.d/slurm-bibigrid
+    mode: '0311'
 
 - name: Install slurm-bibigrid package
   apt: