diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a17ce26b9..c2533b7232 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@
 -
 
 ### Client
--
+- Fix: ドライブファイルの選択が不安定な問題を修正
 
 ### Server
 -
diff --git a/packages/frontend/src/components/MkDrive.vue b/packages/frontend/src/components/MkDrive.vue
index 4daba779d4..9d89c2f846 100644
--- a/packages/frontend/src/components/MkDrive.vue
+++ b/packages/frontend/src/components/MkDrive.vue
@@ -185,7 +185,7 @@ const isRootSelected = ref(false);
 
 watch(selectedFiles, () => {
 	emit('changeSelectedFiles', selectedFiles.value);
-});
+}, { deep: true });
 
 watch([selectedFolders, isRootSelected], () => {
 	emit('changeSelectedFolders', isRootSelected.value ? [null, ...selectedFolders.value] : selectedFolders.value);