diff --git a/ansible/configuration/ssh/config-add-sshkey.yaml b/ansible/configuration/ssh/config-add-sshkey.yaml
index 100e3c3..80a8b44 100644
--- a/ansible/configuration/ssh/config-add-sshkey.yaml
+++ b/ansible/configuration/ssh/config-add-sshkey.yaml
@@ -6,7 +6,7 @@
   tasks:
     - name: Install public keys
       ansible.posix.authorized_key:
-        user: "{{ lookup('env','USER') }}"
+        user: "{{ lookup('env', 'USER') }}"
         state: present
         key: "{{ lookup('file', '~/.ssh/id_rsa.pub') }}"
 
diff --git a/ansible/deployment/traefik/deploy-traefik.yaml b/ansible/deployment/traefik/deploy-traefik.yaml
index 48568c6..e5e39bd 100644
--- a/ansible/deployment/traefik/deploy-traefik.yaml
+++ b/ansible/deployment/traefik/deploy-traefik.yaml
@@ -5,7 +5,7 @@
 
   tasks:
     - name: Deploy traefik
-      become_user: "{{ lookup('env','USER') }}"
+      become_user: "{{ lookup('env', 'USER') }}"
       community.docker.docker_container:
         name: traefik
         image: "traefik:v2.5"
diff --git a/ansible/installation/inst-docker-ubuntu.yaml b/ansible/installation/inst-docker-ubuntu.yaml
index 8c0ea2d..d2b4f42 100644
--- a/ansible/installation/inst-docker-ubuntu.yaml
+++ b/ansible/installation/inst-docker-ubuntu.yaml
@@ -23,7 +23,7 @@
     - name: Add docker repository
       ansible.builtin.apt_repository:
         filename: docker
-        repo: deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu {{ ansible_lsb.codename|lower }} stable
+        repo: deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu {{ ansible_lsb.codename | lower }} stable
         state: present
 
     - name: Install docker engine
diff --git a/ansible/installation/inst-microk8s.yaml b/ansible/installation/inst-microk8s.yaml
index 87d64e4..083acb4 100644
--- a/ansible/installation/inst-microk8s.yaml
+++ b/ansible/installation/inst-microk8s.yaml
@@ -10,4 +10,4 @@
         name: microk8s
 
     - name: Add user permissions
-      ansible.builtin.shell: "usermod -aG microk8s {{ lookup('env','USER') }}"
+      ansible.builtin.shell: "usermod -aG microk8s {{ lookup('env', 'USER') }}"