diff --git a/src/categories/index.js b/src/categories/index.js
index bbdf9f7ece..f2a3b4e7d9 100644
--- a/src/categories/index.js
+++ b/src/categories/index.js
@@ -97,6 +97,10 @@ Categories.getAllCategories = async function () {
 
 Categories.getCidsByPrivilege = async function (set, uid, privilege) {
 	const cids = await Categories.getAllCidsFromSet(set);
+	if (set === 'categories:cid') {
+		cids.unshift(-1);
+	}
+
 	return await privileges.categories.filterCids(privilege, cids, uid);
 };