diff --git a/apps/calibre-web/2021.12.16/data.yml b/apps/calibre-web/0.6.21/data.yml
similarity index 100%
rename from apps/calibre-web/2021.12.16/data.yml
rename to apps/calibre-web/0.6.21/data.yml
diff --git a/apps/calibre-web/2021.12.16/docker-compose.yml b/apps/calibre-web/0.6.21/docker-compose.yml
similarity index 92%
rename from apps/calibre-web/2021.12.16/docker-compose.yml
rename to apps/calibre-web/0.6.21/docker-compose.yml
index 3ad062c0..faec5476 100644
--- a/apps/calibre-web/2021.12.16/docker-compose.yml
+++ b/apps/calibre-web/0.6.21/docker-compose.yml
@@ -16,7 +16,7 @@ services:
       - TZ=${TIME_ZONE}
       - DOCKER_MODS=linuxserver/mods:universal-calibre #optional
       - OAUTHLIB_RELAX_TOKEN_SCOPE=1 #optional
-    image: linuxserver/calibre-web:2021.12.16
+    image: linuxserver/calibre-web:0.6.21
     labels:
       createdBy: "Apps"