diff --git a/tools/Dockerfile b/tools/Dockerfile
index 660d474f..ed2544a9 100644
--- a/tools/Dockerfile
+++ b/tools/Dockerfile
@@ -2,37 +2,39 @@ FROM archlinux
 
 # Sort mirrors by speed
 RUN pacman --sync --refresh --noconfirm \
-        reflector \
+    reflector \
     && reflector \
-        --save /etc/pacman.d/mirrorlist \
-        --protocol https \
-        --latest 20 \
-        --sort rate
+    --save /etc/pacman.d/mirrorlist \
+    --protocol https \
+    --latest 20 \
+    --sort rate
 
 RUN pacman --sync --refresh --noconfirm \
-        ansible \
-        diffutils \
-        docker \
-        docker-compose \
-        git \
-        graphviz \
-        helm \
-        kubectl \
-        kustomize \
-        libisoburn \
-        make \
-        mdbook \
-        neovim \
-        openssh \
-        p7zip \
-        python \
-        python-jinja \
-        python-kubernetes \
-        python-netaddr \
-        python-pip \
-        python-rich \
-        sudo \
-        terraform
+    ansible \
+    ansible-lint \
+    diffutils \
+    docker \
+    docker-compose \
+    git \
+    graphviz \
+    helm \
+    kubectl \
+    kustomize \
+    libisoburn \
+    make \
+    mdbook \
+    neovim \
+    openssh \
+    p7zip \
+    python \
+    python-jinja \
+    python-kubernetes \
+    python-netaddr \
+    python-pip \
+    python-rich \
+    sudo \
+    terraform \
+    yamllint
 
 # TODO better way to install k3d?
 RUN curl -L https://github.com/k3d-io/k3d/releases/download/v5.4.1/k3d-linux-amd64 > /usr/local/bin/k3d \