diff --git a/roles/ipaserver/library/ipaserver_master_password.py b/roles/ipaserver/library/ipaserver_master_password.py
index 3021498ba77ef60dc7ffc69f6830e3dd221da56d..d048a839882d2586d2572e5702ed09e83c368d0a 100644
--- a/roles/ipaserver/library/ipaserver_master_password.py
+++ b/roles/ipaserver/library/ipaserver_master_password.py
@@ -5,7 +5,7 @@
 #
 # Based on ipa-server-install code
 #
-# Copyright (C) 2017  Red Hat
+# Copyright (C) 2017-2022  Red Hat
 # see file 'COPYING' for use and warranty information
 #
 # This program is free software; you can redistribute it and/or modify
@@ -40,12 +40,14 @@ description:
 options:
   dm_password:
     description: Directory Manager password
-    required: no
+    type: str
+    required: yes
   master_password:
     description: kerberos master password (normally autogenerated)
-    required: yes
+    type: str
+    required: no
 author:
-    - Thomas Woerner
+    - Thomas Woerner (@t-woerner)
 '''
 
 EXAMPLES = '''
@@ -54,6 +56,7 @@ EXAMPLES = '''
 RETURN = '''
 password:
   description: The master password
+  type: str
   returned: always
 '''
 
@@ -61,6 +64,7 @@ import os
 
 from ansible.module_utils.basic import AnsibleModule
 from ansible.module_utils.ansible_ipa_server import (
+    check_imports,
     setup_logging, options, paths, read_cache, ipa_generate_password
 )
 
@@ -69,13 +73,14 @@ def main():
     module = AnsibleModule(
         argument_spec=dict(
             # basic
-            dm_password=dict(required=True, no_log=True),
-            master_password=dict(required=False, no_log=True),
+            dm_password=dict(required=True, type='str', no_log=True),
+            master_password=dict(required=False, type='str', no_log=True),
         ),
-        supports_check_mode=True,
+        supports_check_mode=False,
     )
 
     module._ansible_debug = True
+    check_imports(module)
     setup_logging()
 
     options.dm_password = module.params.get('dm_password')