diff --git a/src/components/input/multiselect.vue b/src/components/input/multiselect.vue
index b3b0c291d..610eb828a 100644
--- a/src/components/input/multiselect.vue
+++ b/src/components/input/multiselect.vue
@@ -32,6 +32,8 @@
 					@keydown.down.exact.prevent="() => preSelect(0)"
 					ref="searchInput"
 					@focus="handleFocus"
+					:autocomplete="autocompleteEnabled ? undefined : 'off'"
+					:spellcheck="autocompleteEnabled ? undefined : 'false'"
 				/>
 			</div>
 		</div>
@@ -196,6 +198,13 @@ const props = defineProps({
 		type: Boolean,
 		default: true,
 	},
+	/**
+	 * If false, the search input will get the autocomplete="off" attributes attached to it.
+	 */
+	autocompleteEnabled: {
+		type: Boolean,
+		default: true,
+	}
 })
 
 const emit = defineEmits<{
diff --git a/src/components/tasks/partials/editAssignees.vue b/src/components/tasks/partials/editAssignees.vue
index c9c9a1a0f..c0b754539 100644
--- a/src/components/tasks/partials/editAssignees.vue
+++ b/src/components/tasks/partials/editAssignees.vue
@@ -9,6 +9,7 @@
 		label="name"
 		:select-placeholder="$t('task.assignee.selectPlaceholder')"
 		v-model="assignees"
+		:autocomplete-enabled="false"
 	>
 		<template #tag="{item: user}">
 			<span class="assignee">