diff --git a/roles/moinmoin-gendoc/library/dmidecode.py b/roles/moinmoin-gendoc/library/dmidecode_facts.py
similarity index 70%
rename from roles/moinmoin-gendoc/library/dmidecode.py
rename to roles/moinmoin-gendoc/library/dmidecode_facts.py
index 6e01acc3..765713d6 100644
--- a/roles/moinmoin-gendoc/library/dmidecode.py
+++ b/roles/moinmoin-gendoc/library/dmidecode_facts.py
@@ -32,7 +32,6 @@ EXAMPLES = '''
 
 '''
 
-import dmidecode
 import json
 
 from ansible.module_utils.basic import AnsibleModule
@@ -48,16 +47,30 @@ def decode_dict(data):
 
 def run_module():
     module = AnsibleModule(
-        argument_spec = {}
+        argument_spec = {},
+        supports_check_mode=True,
     )
-    dmi_data = decode_dict({
-        'bios': dmidecode.bios(),
-        'processor': dmidecode.processor(),
-        'system': dmidecode.system(),
-        'memory': dmidecode.memory(),
-        'slot': dmidecode.slot(),
-    })
-    module.exit_json(changed=True, ansible_facts=dmi_data)
+
+    try:
+        import dmidecode
+        dmi_data = decode_dict({
+            'bios': dmidecode.bios(),
+            'processor': dmidecode.processor(),
+            'system': dmidecode.system(),
+            'memory': dmidecode.memory(),
+            'slot': dmidecode.slot(),
+        })
+        
+    except ImportError:
+        dmi_data = {
+            'bios': dict(),
+            'processor': dict(),
+            'system': dict(),
+            'memory': dict(),
+            'slot': dict(),
+        }
+
+    module.exit_json(changed=False, ansible_facts=dmi_data)
 
 
 def main():
diff --git a/roles/moinmoin-gendoc/tasks/main.yml b/roles/moinmoin-gendoc/tasks/main.yml
index bcc819b5..a821e247 100644
--- a/roles/moinmoin-gendoc/tasks/main.yml
+++ b/roles/moinmoin-gendoc/tasks/main.yml
@@ -8,7 +8,7 @@
   until: apt_result is succeeded
 
 - name: get dmidecode facts
-  dmidecode: {}
+  dmidecode_facts: {}
 
 - name: get ssh fingerprints
   sshfp: {}