diff --git a/apps/audiobookshelf/kustomization.yaml b/apps/audiobookshelf/kustomization.yaml
index cce5626..3e239ab 100644
--- a/apps/audiobookshelf/kustomization.yaml
+++ b/apps/audiobookshelf/kustomization.yaml
@@ -12,4 +12,4 @@ namespace: audiobookshelf
 images:
   - name: audiobookshelf
     newName: ghcr.io/advplyr/audiobookshelf
-    newTag: "2.20.0"
+    newTag: "2.21.0"