diff --git a/packages/client/composables/useDragElements.ts b/packages/client/composables/useDragElements.ts
index 262e5ecd0f..de36e0c8ad 100644
--- a/packages/client/composables/useDragElements.ts
+++ b/packages/client/composables/useDragElements.ts
@@ -113,7 +113,7 @@ export function useDragElementsUpdater(no: number) {
   }
 }
 
-export function useDragElement(directive: DirectiveBinding | null, posRaw?: string | number | number[], markdownSource?: DragElementMarkdownSource, isArrow?: boolean) {
+export function useDragElement(directive: DirectiveBinding | null, posRaw?: string | number | number[], markdownSource?: DragElementMarkdownSource, isArrow = false) {
   function inject<T>(key: InjectionKey<T> | string): T | undefined {
     return directive
       ? directiveInject(directive, key)