diff --git a/changelogs/fragments/fix_issue_301.yml b/changelogs/fragments/fix_issue_301.yml
new file mode 100644
index 00000000..19652485
--- /dev/null
+++ b/changelogs/fragments/fix_issue_301.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - "Certain values within Icinga Web :code:`ini` files got quoted incorrectly using single quotes. They are now quoted properly using double quotes (#301)."
diff --git a/roles/icingaweb2/templates/ini_template.j2 b/roles/icingaweb2/templates/ini_template.j2
index 21b44bc2..f5ec9ac5 100644
--- a/roles/icingaweb2/templates/ini_template.j2
+++ b/roles/icingaweb2/templates/ini_template.j2
@@ -7,8 +7,8 @@
 {{ option }} = "{{ value }}"
 {% elif value is iterable and (value is not string and value is not mapping) %}
 {{ option }} = "{{ value | join(', ') }}"
-{% elif ( value is string and ( "=" in value or "!" in value ) )%}
-{{ option }} = '{{ value }}'
+{% elif ( value is string and ( "=" in value or "!" in value or " " in value ) )%}
+{{ option }} = "{{ value }}"
 {% else %}
 {{ option }} = {{ value }}
 {% endif %}