diff --git a/src/components/Sidebar.vue b/src/components/Sidebar.vue
index 36a9bde1d..1fd174cef 100644
--- a/src/components/Sidebar.vue
+++ b/src/components/Sidebar.vue
@@ -45,4 +45,7 @@ export default {
 	#app-sidebar .icon-close {
 		z-index: 100;
 	}
+	.app-deck .app-sidebar {
+		z-index: 20000 !important;
+	}
 </style>
diff --git a/src/main.js b/src/main.js
index cf6f8cd8e..70741d06d 100644
--- a/src/main.js
+++ b/src/main.js
@@ -63,6 +63,17 @@ Vue.config.errorHandler = (err, vm, info) => {
 	console.error(err)
 }
 
+// TODO: remove when we have a proper fileinfo standalone library
+// original scripts are loaded from
+// https://github.com/nextcloud/server/blob/5bf3d1bb384da56adbf205752be8f840aac3b0c5/lib/private/legacy/template.php#L120-L122
+window.addEventListener('DOMContentLoaded', () => {
+	if (!window.OCA.Files) {
+		window.OCA.Files = {}
+	}
+	// register unused client for the sidebar to have access to its parser methods
+	Object.assign(window.OCA.Files, { App: { fileList: { filesClient: OC.Files.getClient() } } }, window.OCA.Files)
+})
+
 /* eslint-disable-next-line no-new */
 new Vue({
 	el: '#content',