diff --git a/infrastructure/nextcloud/image/Dockerfile b/infrastructure/nextcloud/image/Dockerfile
index a94a71e..d5f1d89 100644
--- a/infrastructure/nextcloud/image/Dockerfile
+++ b/infrastructure/nextcloud/image/Dockerfile
@@ -1,4 +1,7 @@
-FROM nextcloud:27
+FROM nextcloud:28
+
+# REQUIRES docker >= 2.10.10
+# https://docs.docker.com/engine/release-notes/20.10/#201010
 
 # Prepare Entrypoint Script
 ADD resources /tmp