diff --git a/src/components/tasks/partials/relatedTasks.vue b/src/components/tasks/partials/relatedTasks.vue
index b2bec2e1b..96401c8c3 100644
--- a/src/components/tasks/partials/relatedTasks.vue
+++ b/src/components/tasks/partials/relatedTasks.vue
@@ -43,7 +43,7 @@
 									v-if="props.option.listId !== listId"
 								>
 									<span
-										v-if="$store.getters['namespaces/getListAndNamespaceById'](props.option.listId) !== null && $store.getters['namespaces/getListAndNamespaceById'](props.option.listId).namespace.id !== namespace.id"
+										v-if="namespaceIsDifferent(props.option.listId)"
 										v-tooltip="$t('task.relation.differentNamespace')">
 										{{
 											$store.getters['namespaces/getListAndNamespaceById'](props.option.listId).namespace.title
@@ -93,7 +93,7 @@
 									v-if="t.listId !== listId"
 								>
 									<span
-										v-if="$store.getters['namespaces/getListAndNamespaceById'](t.listId) !== null && $store.getters['namespaces/getListAndNamespaceById'](t.listId).namespace.id !== namespace.id"
+										v-if="namespaceIsDifferent(t.listId)"
 										v-tooltip="$t('task.relation.differentNamespace')">
 										{{
 											$store.getters['namespaces/getListAndNamespaceById'](t.listId).namespace.title
@@ -206,6 +206,12 @@ export default {
 		namespace() {
 			return this.$store.getters['namespaces/getListAndNamespaceById'](this.listId)?.namespace
 		},
+		namespaceIsDifferent() {
+			return listId => {
+				const namespace = this.$store.getters['namespaces/getListAndNamespaceById'](listId)
+				return namespace !== null && namespace.id !== this.namespace.id
+			}
+		},
 	},
 	methods: {
 		async findTasks(query) {