diff --git a/docs/index.en.md b/docs/index.en.md
index ad63d6dda..3b6f877e8 100644
--- a/docs/index.en.md
+++ b/docs/index.en.md
@@ -88,6 +88,7 @@ Each container represents a single application.
 
 **Docker volumes** to keep dynamic data - take care of them!
 
+- clamd-db-vol-1
 - crypt-vol-1
 - mysql-socket-vol-1
 - mysql-vol-1
@@ -98,4 +99,4 @@ Each container represents a single application.
 - sogo-web-vol-1
 - solr-vol-1
 - vmail-index-vol-1
-- vmail-vol-1
\ No newline at end of file
+- vmail-vol-1