diff --git a/roles/kubernetes/master/templates/kubeadm-config.v1alpha2.yaml.j2 b/roles/kubernetes/master/templates/kubeadm-config.v1alpha2.yaml.j2
index 6fb9ec1b0e798b13a7e6e2f79285c931d442264c..46f77dc1d4f91a7abc8bae99628e7915ffc497db 100644
--- a/roles/kubernetes/master/templates/kubeadm-config.v1alpha2.yaml.j2
+++ b/roles/kubernetes/master/templates/kubeadm-config.v1alpha2.yaml.j2
@@ -160,7 +160,7 @@ schedulerExtraArgs:
 {% endfor %}
 {% endif %}
 apiServerCertSANs:
-{% for san in  apiserver_sans.split(' ') | unique %}
+{% for san in apiserver_sans.split(' ') | unique %}
   - {{ san }}
 {% endfor %}
 certificatesDir: {{ kube_config_dir }}/ssl