diff --git a/changelogs/fragments/6923-cobbler-inventory_unicode.yml b/changelogs/fragments/6923-cobbler-inventory_unicode.yml
new file mode 100644
index 0000000000..ccd11985e0
--- /dev/null
+++ b/changelogs/fragments/6923-cobbler-inventory_unicode.yml
@@ -0,0 +1,2 @@
+minor_changes:
+  - cobbler inventory plugin - convert Ansible unicode strings to native Python unicode strings before passing user/password to XMLRPC client (https://github.com/ansible-collections/community.general/pull/6923).
diff --git a/plugins/inventory/cobbler.py b/plugins/inventory/cobbler.py
index 4e118d569d..6ab8606749 100644
--- a/plugins/inventory/cobbler.py
+++ b/plugins/inventory/cobbler.py
@@ -104,6 +104,7 @@ import socket
 from ansible.errors import AnsibleError
 from ansible.module_utils.common.text.converters import to_text
 from ansible.plugins.inventory import BaseInventoryPlugin, Cacheable, to_safe_group_name
+from ansible.module_utils.six import text_type
 
 # xmlrpc
 try:
@@ -145,7 +146,7 @@ class InventoryModule(BaseInventoryPlugin, Cacheable):
             self.connection = xmlrpc_client.Server(self.cobbler_url, allow_none=True)
             self.token = None
             if self.get_option('user') is not None:
-                self.token = self.connection.login(self.get_option('user'), self.get_option('password'))
+                self.token = self.connection.login(text_type(self.get_option('user')), text_type(self.get_option('password')))
         return self.connection
 
     def _init_cache(self):