diff --git a/salt/pillars/tlu-harvester.sls b/salt/pillars/tlu-harvester.sls
index 7a7aee7..1409e1f 100644
--- a/salt/pillars/tlu-harvester.sls
+++ b/salt/pillars/tlu-harvester.sls
@@ -17,6 +17,8 @@ tlu-harvester:
         url: https://download.opensuse.org/distribution/leap/15.3/appliances/openSUSE-Leap-15.3-JeOS.x86_64-kvm-and-xen.qcow2
         checksum: da11e3ed78cdadb0c8a15e9dd82c3c2b2746ba61cb98c3c03cfb156e5b8adb10
         ns: default
+      - name: MicroOS
+        url: https://download.opensuse.org/tumbleweed/appliances/openSUSE-MicroOS.x86_64-kvm-and-xen.qcow2
     ubuntu:
       - name: ubuntu 20.04 (Focal Fossa)
         url: https://cloud-images.ubuntu.com/focal/20211015/focal-server-cloudimg-amd64-disk-kvm.img
diff --git a/salt/states/tlu-harvester/files/manifests/images.sls b/salt/states/tlu-harvester/files/manifests/images.sls
index cbbb913..b539be2 100644
--- a/salt/states/tlu-harvester/files/manifests/images.sls
+++ b/salt/states/tlu-harvester/files/manifests/images.sls
@@ -1,13 +1,16 @@
 {% for dist, items in pillar['tlu-harvester']['images'].items() -%}
 {% for item in items -%}
+{% set name = item['checksum'][-10:] if 'checksum' in item else salt['random.hash'](item['url'], 'md5')[-10:] -%}
+{% set displayName = item['name'] if 'name' in item else item['url'].split('/')[-1] -%}
+{% set ns = item['ns'] if 'ns' in item else 'default' -%}
 ---
 apiVersion: harvesterhci.io/v1beta1
 kind: VirtualMachineImage
 metadata:
-  name: {{ item['checksum'][-10:] }}
-  namespace: {{ item['ns'] | default('default') }}
+  name: {{ name }}
+  namespace: {{ ns }}
 spec:
-  displayName: {{ item['name'] | default(item['url'].split('/')[-1]) }}
+  displayName: {{ displayName }}
   pvcName: ""
   pvcNamespace: ""
   sourceType: download
diff --git a/salt/states/tlu-harvester/images.sls b/salt/states/tlu-harvester/images.sls
index 494300d..9e68f96 100644
--- a/salt/states/tlu-harvester/images.sls
+++ b/salt/states/tlu-harvester/images.sls
@@ -5,7 +5,9 @@ Downloading image {{ filename }}:
   file.managed:
     - name: /srv/www/htdocs/images/{{ dist }}/{{ filename }}
     - source: {{ item['url'] }}
+    {% if 'checksum' in item -%}
     - source_hash: {{ item['checksum'] }}
+    {% endif %}
     - user: root
     - group: root
     - mode: "0644"