diff --git a/layers/components/layouts/Header.vue b/layers/components/layouts/Header.vue
index 5ff43a4..28f0cda 100644
--- a/layers/components/layouts/Header.vue
+++ b/layers/components/layouts/Header.vue
@@ -174,6 +174,9 @@ onMounted(() => {
   // 화면 크기 변경 시 오버플로우 재계산
   watch(width, () => {
     throttledCalculateOverflow()
+    if (isMenuOpen.value && breakpoints.value.isDesktop) {
+      handleMenuClose()
+    }
   })
 })
 </script>