diff --git a/server/services/qBittorrent/clientRequestManager.ts b/server/services/qBittorrent/clientRequestManager.ts
index df44b1886..294bc0f60 100644
--- a/server/services/qBittorrent/clientRequestManager.ts
+++ b/server/services/qBittorrent/clientRequestManager.ts
@@ -482,7 +482,7 @@ class ClientRequestManager {
         `${this.apiBase}/torrents/removeTags`,
         new URLSearchParams({
           hashes: hashes.join('|').toLowerCase(),
-          tags: tags?.join(','),
+          tags: tags?.join(',') ?? '',
         }),
         {
           headers: await this.getRequestHeaders(),