diff --git a/changelogs/fragments/0-mysql_user.yml b/changelogs/fragments/0-mysql_user.yml
new file mode 100644
index 0000000..6b812ab
--- /dev/null
+++ b/changelogs/fragments/0-mysql_user.yml
@@ -0,0 +1,2 @@
+bugfixes:
+- mysql_user - add correct ``ed25519`` auth plugin handling (https://github.com/ansible-collections/community.mysql/issues/6).
diff --git a/plugins/module_utils/user.py b/plugins/module_utils/user.py
index 17ad4b0..f042c85 100644
--- a/plugins/module_utils/user.py
+++ b/plugins/module_utils/user.py
@@ -368,7 +368,7 @@ def user_mod(cursor, user, host, host_all, password, encrypted,
                     query_with_args = "ALTER USER %s@%s IDENTIFIED WITH %s AS %s", (user, host, plugin, plugin_hash_string)
                 elif plugin_auth_string:
                     # Mysql and MariaDB differ in naming pam plugin and syntax to set it
-                    if plugin == 'pam':
+                    if plugin in ('pam', 'ed25519'):
                         query_with_args = "ALTER USER %s@%s IDENTIFIED WITH %s USING %s", (user, host, plugin, plugin_auth_string)
                     else:
                         query_with_args = "ALTER USER %s@%s IDENTIFIED WITH %s BY %s", (user, host, plugin, plugin_auth_string)