diff --git a/templates/hosts.conf.j2 b/templates/hosts.conf.j2
index 2fd83b1..5adbe5d 100644
--- a/templates/hosts.conf.j2
+++ b/templates/hosts.conf.j2
@@ -30,7 +30,7 @@ object Host "{{ name }}" {
     }
 {% endfor %}
 {% elif value is iterable and not value is string %}
-  {{ var }} = [ "{{ value|join(', "') }}" ]
+  {{ var }} = [ "{{ value|join('", "') }}" ]
 {% elif value is number or value|regex_search('^[0-9]+(s|m|h|d)$') %}
   {{ var }} = {{ value }}
 {% else %}
@@ -55,7 +55,7 @@ object Host "{{ name }}" {
     }
 {% endfor %}
 {% elif value is iterable and not value is string %}
-  vars.{{ var }} = [ "{{ value|join(', "') }}" ]
+  vars.{{ var }} = [ "{{ value|join('", "') }}" ]
 {% elif value is number or value|regex_search('^[0-9]+(s|m|h|d)$') %}
   vars.{{ var }} = {{ value }}
 {% else %}
diff --git a/templates/services.conf.j2 b/templates/services.conf.j2
index 0633c9b..79cc09a 100644
--- a/templates/services.conf.j2
+++ b/templates/services.conf.j2
@@ -35,7 +35,7 @@ apply Service "{{ name }}" {
     }
 {% endfor %}
 {% elif value is iterable and not value is string %}
-  vars.{{ var }} = [ "{{ value|join(', "') }}" ]
+  vars.{{ var }} = [ "{{ value|join('", "') }}" ]
 {% elif value is number or value|regex_search('^[0-9]+(s|m|h|d)$') %}
   vars.{{ var }} = {{ value }}
 {% else %}