diff --git a/server/index.js b/server/index.js
index 93b0e0a..cee92d5 100644
--- a/server/index.js
+++ b/server/index.js
@@ -132,6 +132,8 @@ app.get('/api/favorites', (_request, response) => {
 });
 
 app.get('/api/local-videos', async (_request, response) => {
+  response.set('Cache-Control', 'no-store');
+
   if (!LOCAL_VIDEOS_ROOT) {
     response.json({ enabled: false, videos: [] });
     return;
@@ -658,10 +660,13 @@ function getLocalVideosRealRoot() {
   }
 
   if (!localVideosRealRootPromise) {
-    localVideosRealRootPromise = fs.realpath(LOCAL_VIDEOS_ROOT).catch((error) => {
-      localVideosRealRootPromise = null;
-      throw new Error(`Local videos directory is unavailable: ${error.message}`);
-    });
+    localVideosRealRootPromise = fs.realpath(LOCAL_VIDEOS_ROOT)
+      .catch((error) => {
+        throw new Error(`Local videos directory is unavailable: ${error.message}`);
+      })
+      .finally(() => {
+        localVideosRealRootPromise = null;
+      });
   }
 
   return localVideosRealRootPromise;