diff --git a/roles/ipaclient/library/ipaclient_setup_firefox.py b/roles/ipaclient/library/ipaclient_setup_firefox.py
index 276fe61548f84c91be9f5872150eaced40d60573..2852e19d97c861f278386897628edf8fd03b87ba 100644
--- a/roles/ipaclient/library/ipaclient_setup_firefox.py
+++ b/roles/ipaclient/library/ipaclient_setup_firefox.py
@@ -5,7 +5,7 @@
 #
 # Based on ipa-client-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
@@ -40,14 +40,16 @@ description:
 options:
   domain:
     description: Primary DNS domain of the IPA deployment
+    type: str
     required: yes
   firefox_dir:
     description:
       Specify directory where Firefox is installed (for example
       '/usr/lib/firefox')
+    type: str
     required: no
 author:
-    - Thomas Woerner
+    - Thomas Woerner (@t-woerner)
 '''
 
 EXAMPLES = '''
@@ -63,20 +65,21 @@ RETURN = '''
 
 from ansible.module_utils.basic import AnsibleModule
 from ansible.module_utils.ansible_ipa_client import (
-    setup_logging, sysrestore, paths, options, configure_firefox
+    setup_logging, check_imports, sysrestore, paths, options, configure_firefox
 )
 
 
 def main():
     module = AnsibleModule(
         argument_spec=dict(
-            domain=dict(required=True),
-            firefox_dir=dict(required=False),
+            domain=dict(required=True, type='str'),
+            firefox_dir=dict(required=False, type='str'),
         ),
-        supports_check_mode=True,
+        supports_check_mode=False,
     )
 
     module._ansible_debug = True
+    check_imports(module)
     setup_logging()
 
     domain = module.params.get('domain')