diff --git a/dist/types.d.ts b/dist/types.d.ts
index a4ac94f..34c2657 100644
--- a/dist/types.d.ts
+++ b/dist/types.d.ts
@@ -10,7 +10,7 @@ export interface PluginMentionItem {
     allowSpaces: boolean;
     getListItem: ({ query }: {
         query: string;
-    }) => MentionItem[];
+    }) => Promise<MentionItem[]>;
     onSelectItem: (props: {
         item: MentionItem;
         setContext: (context: Context) => void;
diff --git a/src/types.ts b/src/types.ts
index b29a800..66c46e5 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -12,7 +12,7 @@ export interface PluginMentionItem {
   allowSpaces: boolean
   getListItem: ({ query }: {
     query: string
-  }) => MentionItem[]
+  }) => Promise<MentionItem[]>
   onSelectItem: (props: {
     item: MentionItem
     setContext: (context: Context) => void