diff --git a/changelogs/fragments/10128-mark-end-of-options.yml b/changelogs/fragments/10128-mark-end-of-options.yml
new file mode 100644
index 0000000000..010fdabe8e
--- /dev/null
+++ b/changelogs/fragments/10128-mark-end-of-options.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - "kdeconfig - allow option values beginning with a dash (https://github.com/ansible-collections/community.general/issues/10127, https://github.com/ansible-collections/community.general/pull/10128)."
diff --git a/plugins/modules/kdeconfig.py b/plugins/modules/kdeconfig.py
index 96d7df8b8d..6cd546e090 100644
--- a/plugins/modules/kdeconfig.py
+++ b/plugins/modules/kdeconfig.py
@@ -144,7 +144,7 @@ def run_kwriteconfig(module, cmd, path, groups, key, value):
         else:
             args.append('false')
     else:
-        args.append(value)
+        args.extend(['--', value])
     module.run_command(args, check_rc=True)