diff --git a/templates/lxc-debian.in b/templates/lxc-debian.in
index a1c7701..0cd3dfc 100644
--- a/templates/lxc-debian.in
+++ b/templates/lxc-debian.in
@@ -649,6 +649,8 @@ Environment variables:
                          Defaults to '$MIRROR'
   SECURITY_MIRROR        The Debian package security mirror to use. See also the --security-mirror switch above.
                          Defaults to '$SECURITY_MIRROR'
+  DOWNLOAD_KEYRING       Sets whether to download keyring when missing or ignore keyring checks
+                         Defaults to '1'
 
 EOF
     return 0
diff --git a/templates/lxc-kali.in b/templates/lxc-kali.in
index 265f465..7da3d0c 100755
--- a/templates/lxc-kali.in
+++ b/templates/lxc-kali.in
@@ -621,6 +621,8 @@ Environment variables:
 
   MIRROR                 The Kali package mirror to use. See also the --mirror switch above.
                          Defaults to '$MIRROR'
+  DOWNLOAD_KEYRING       Sets whether to download keyring when missing or ignore keyring checks
+                         Defaults to '1'
 EOF
     return 0
 }